A boy is flying a kite. The length of the string is 61 meters and the
horizontal distance between the boy and the kite is 60 meters. Assuming
there is no slack in the string, find the height of the kite from the ground.

Answers

Answer 1

Answer:

11 meters

Step-by-step explanation:

Using the Pythagorean Theorem

a^2 + b^2 = c^2

a^2 + 60^2 = 61^2

a^2 + 3600 = 3721 (subtract 3600 from both sides)

a^2 = 121 (square root both sides so a^2 becomes a)

a = 11

Answer 2

Answer:

11 meters.

Step-by-step explanation:

This problem models a right rectangle, where the hypothenuse is the length of the string, and the legs are the height and the horizontal distance. So, to find the answer, we just have to use the pythagorean theorem

[tex]a^{2}=b^{2}+c^{2}[/tex]

Where

[tex]a=61;b=60;c=x[/tex]

Replacing and solving for [tex]x[/tex], which is the height

[tex]a^{2}=b^{2}+c^{2}\\61^{2}=60^{2}+x^{2} \\x^{2}=61^{2}-60^{2}\\x=\sqrt{3721-3600}=\sqrt{121}=11[/tex]

Therefore, assuming there is no slack in the string, the height of the kite from the ground is 11 meters.


Related Questions

The cosine ratio is the ___ side over the hypotenuse

Answers

The cosine ratio is adjacent side over hypotenuse side


[tex]( - x + 3) - (4x - 10)[/tex]

Answers

Answer:

-5x+13 given (-x+3)-(4x-10)

Answer:-5x+13

Step-by-step explanation:

We are going to distribute to get rid of the ( ):

-x+3-4x+10

Pair up like terms:

-x-4x+3+10

Combine the like terms:

-5x+13

Answer:

-5x+13

Step-by-step explanation:

( - x + 3) - (4x - 10)

Distribute the minus sign

( - x + 3) - 4x + 10

Combine like terms

-5x +13

Solve for x. Can somebody help me? I don’t understand how to do this.

Answers

[tex]-1=\dfrac{5+x}{6}\\\\-6=5+x\\\\x=-11[/tex]

"Solve for x" means get an equation that says " X = something ".  It has nothing but X all alone on one side, and the other side tells exactly what X is equal to.

How do you get such an equation ?  

-- Take what they gave you in the question.

-- Do anything you want on one side of it, to get X all by itself on that side.

BUT . . .

-- Whatever you do to one side, you must immediately do the same thing on the other side.

Here's how that goes:

Given in the question:  -1 = (5 + X) / 6

Multiply each side by 6 :  -6 = 5 + X

Subtract 5 from each side:  -11 = X

And there you are.  It's over almost as soon as it started.

the product of 3 different positive integers is 8 . What is the sum of these integers ?
A : 7
B : 11
C : 13
D : 14

Answers

The sum of three positive integers given their product is 7, analyze the factors of the product and sum them up.

The sum of three positive integers whose product is 8 can be found by analyzing the factors of 8.

Given that the product of three different positive integers is 8, the three integers are 1, 2, and 4. Therefore, the sum of these integers is 1 + 2 + 4 = 7.

Which of the following statements must be true, given that ABC= XYZ and AB = 10 cm?

Answers

As you didn’t list the statements my guess would be if AB=10cm then XY=10cm as well

Answer:

XY=10 cm

Step-by-step explanation:

Last week Rachel power walked 2 miles per day on each of the 7 days. During the
same week, she also jogged 5
miles per day on 4 days. What was the total number of
miles Rachel power walked and jogged last week?

Answers

Answer: 34 miles

Step-by-step explanation:

First multiply the 2 miles she power walked by the 7 days. (14 miles)

Next, multiply the 5 miles by the 4 days. (20)

Add both numbers, 20+14=34 miles

tate the order and type of each transformation of the graph of the function
ƒ(x) = –(x + 1)3 + 1 as compared to the graph of the base function.

right 1 unit, reflection about the x-axis, up 1 unit

left 1 unit, reflection about the y-axis, up 1 unit

left 1 unit, reflection about the x-axis, up 1 unit

left 1 unit, up 1 unit, reflection about the x-axis

Answers

Answer:

left 1 unit, reflection about the x-axis, up 1 unit

Step-by-step explanation:

This is a cubic that has been moved left 1 unit because of the (x+1)^3 part.

It also has been moved up one unit because of the plus 1 on the outside of the cube.

There has also been a reflection across the x-axis because of the -1 in front of the -(x+1)^3 part.

In general, g(x-h)+k means:

1) the function g has been moved right (if h is positive) or moved left (if h is negative).

2) the function g has been moved up (if k is positive) or down (if k is negative)

A bag contains the red marbles, we orange marbles, one yellow marble, and two green marbles. Two marbles are drawn
from the bag
What is the approximate probability of choosing an orange marble and a green marble?
Save and Exit
Submit

Answers

Answer:

the answer of this question is 3/5

Answer: the answer is

0.04444

What is the radius and diameter of the following circle?​

Answers

Answer:

r = 4.2 cm; d = 8.4 cm

Step-by-step explanation:

The radius is the distance from the centre of the circle to the circumference.

r = 4.2 cm

The diameter is the length of a straight line that passes through the centre with each end at the circumference.

d = 2r = 2 × 4.2 cm = 8.4 cm

Answer:

radius=4.2

diameter=8.4

Step-by-step explanation:

Rewrite the following linear equation in slope-intercept form.write your answer with no spaces. Y-5=3(x+1)

Answers

Answer:

[tex]y=3x+8[/tex]

Step-by-step explanation:

Slope-intercept form is as follows:

[tex]y=mx+b[/tex]

In this equation, "m" represents your slope and "b" represents your y-intercept.

To convert your equation into slope-intercept form, distribute your 3 across your parentheses and then add 5 to both sides to isolate for y.

[tex]y-5=3(x+1)\\y-5=3x+3\\y=3x+8[/tex]

4^(4x-1)=32

How do I solve this problem? Do I do 4 to the fourth power first?

Answers

Answer:

[tex]\large\boxed{x=\dfrac{7}{8}}[/tex]

Step-by-step explanation:

[tex]4^{(4x-1)}=32\\\\(2^2)^{4x-1}=2^5\qquad\text{use}\ (a^n)^m=a^{nm}\\\\2^{2(4x-1)}=2^5\iff2(4x-1)=5\ \ \text{use the distributive property}\ a(b+c)=ab+ac\\\\(2)(4x)+(2)(-1)=5\\\\8x-2=5\qquad\text{add 2 to both sides}\\\\8x=7\qquad\text{divide both sides by 8}\\\\x=\dfrac{7}{8}[/tex]

This is the answer to the problem

multiply 5x^2-6x+2 4x^2-3x

Answers

Answer:

[tex]20x^{4}-39x^{3} +26x^{2}-6x\\[/tex]

Step-by-step explanation:

Multiply the two polynomials by multiplying each term

[tex](5x^{2} -6x+2)(4x^{2} -3x)\\5x^2*4x^2+5x^2(-3x)+(-6)*4x^2+(-6x)(-3x)+2*4x^2+2(-3x)\\20x^{4}-39x^{3}  +26x^{2} -6x\\[/tex]

Final answer:

To multiply the given expressions, use the distributive property and combine like terms. The final result is 20x⁴ - 39x³ + 26x² - 6x.

Explanation:

To multiply the expression (5x²-6x+2) (4x²-3x), we can use the distributive property. Multiply the first term in the first binomial (5x²) by each term in the second binomial (4x², -3x), and then multiply the second term in the first binomial (-6x) by each term in the second binomial. Finally, multiply the third term in the first binomial (2) by each term in the second binomial. Combine like terms and simplify as needed to get the final result.

Applying this process, we get:

5x² × 4x² = 20x⁴

5x² × -3x = -15x³

-6x × 4x² = -24x³

-6x × -3x = 18x²

2 × 4x² = 8x²

2 × -3x = -6x

Combining all the terms, we have:

20x⁴ - 15x³ - 24x³ + 18x² + 8x² - 6x

Simplifying further, we get:

20x⁴ - 39x³ + 26x² - 6x

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FGH is a right triangle. True or False?

Answers

Your mouse pointer is covering the number at the hypotenuse, but I assume that it is 10.

We can test to see if the triangle is a right angled triangle by using Pythagoras' Theorem. This is because the Pythagorean Theorem only works with right angled triangles.

The theorem is:

[tex]a^{2} + b^{2} = c^{2}[/tex]

where:

a = length of one leg of the triangle

b = length of the other leg of the triangle

c = the length of the hypotenuse.

If triangle FGH is a right triangle then:

[tex]\sqrt{51}^ {2} + 7 ^{2} = 10^{2}[/tex]

[tex]\sqrt{51} ^{2}[/tex] is just 51

[tex]7^{2}[/tex] is 49

and [tex]10^{2}[/tex] is 100

if we add up 51 and 49 we get 100. And of course, 100 = 100,

Since the theorem works, then the FGH is a right triangle

______________________________________

Answer:

True: FGH is a right angled triangle

Find the product (7v+8)(4v2 - 8v+1)

Answers

7v(4v2-8v+1)+8(4v2-8v+1)

28v3-56v2+7v+32v2-64v+8

Answer= 28v3 -24v2 -57v +8

The answer is shown in the pic and the works to show how to get the answer

-2y+x=2y-8 what is the y-int and x-int?

Answers

Answer:

x-intercept (-8,0)

y-intercept (0,2)

Step-by-step explanation:

To find the x-intercept, you set y equal to 0.

Like this:

-2(0)+x=2(0)-8

  0  +x=0    -8

        x=   -8

So the x-intercept is (-8,0).

To find the y-intercept, you set x equal to 0.

Like this:

-2y+0=2y-8

  -2y =2y-8

Subtract 2y on both sides

 -4y=-8

Divide both sides by -4

   y=2

So the y-intercept is (0,2)

Which lengths would form a right triangle?
O 9, 12, and 14
O 24,7, and 26
o 21, 16, and 12
O 30, 24, and 18

Answers

Answer:

O 30, 24, and 18

Step-by-step explanation:

18^2+24^2=30^2

324+576=900

Final answer:

Using the Pythagorean theorem, only the set of lengths 24, 7, and 26 satisfy the condition for a right triangle, as 24² + 7² equals 26².

Explanation:

The question seeks to determine which set of lengths can form a right triangle. When assessing whether a given set of three lengths can form a right triangle, we can use the Pythagorean theorem, which states that in a right triangle, the sum of the squares of the lengths of the two shorter sides (the legs) is equal to the square of the length of the longest side (the hypotenuse). The formula for the Pythagorean theorem is a² + b² = c², where a and b are the lengths of the legs, and c is the length of the hypotenuse.

We will check each set of given lengths:

For lengths 9, 12, and 14: 9² + 12² = 81 + 144 = 225, which is not equal to 14² (196), so this is not a right triangle.For lengths 24, 7, and 26: 24² + 7² = 576 + 49 = 625, which is equal to 26² (625), so this set of lengths can form a right triangle.For lengths 21, 16, and 12: 21² + 16² = 441 + 256 = 697, which is not equal to 12² (144), so this is not a right triangle.For lengths 30, 24, and 18: 30² + 24² = 900 + 576 = 1476, which is not equal to 18² (324), so this is not a right triangle.

Therefore, the lengths that would form a right triangle are 24, 7, and 26.

The following list gives the number of siblings for each of 15 students.
2,2,1, 4, 4, 2, 3, 0, 0, 4, 1, 0, 4,0,2
Find the modes of this data set.

Answers

Answer:it’s the number that appears most often,so the answer would be 2,4,and 0.

Step-by-step explanation:

Answer:

The modes of the data set are 0, 2, and 4

Step-by-step explanation:

In this question, it is asking you to find the mode of the given data set.

We would be using the data set in the question in order to find out what the mode is.

The mode would be the number that "occurs" the most. In other words, the number(s) that are more "frequent."

Data set:

2, 2, 1, 4, 4, 2, 3, 0, 0, 4, 1, 0, 4, 0, 2

Now, we could count how many of each numbers there are.

0 = 4 (Most)

1 = 2  

2 = 4 (Most)

3 = 1

4 = 4 (Most)

When you're done counting the numbers, you would notice that 0, 2, and 4 have the highest number of occurrence in the data set.

This means that the modes of the data set are 0, 2, and 4

I hope this helps you out.Good luck on your academics.Have a fantastic day!

what’s the measure of the missing angles?

Answers

Answer:

Angle 1 equals 90 degrees. Angle 2 equals 38 degrees.

Step-by-step explanation:

Angle 1 is at the cross of two perpendicular lines, making it 90 degrees. Angle 2 can be found by making the two equal side lengths and the middle line into one triangle. This means that two of the angles are 52 degrees. This leaves 76 degrees to be split in the triangle. The middle line cuts the angle in half, making it 38 degrees

Which of the following functions best describes this graph?
A.y=x2+9x+18
B.y=x2-2x+4
C.y=(x-3)(x-6)

Answers

The answer is C. That is where the graph crosses the x axis

The correct equation for the given graph will be option A that is

y=[tex]x^{2} +9x+18[/tex]

What is an equation?

It is a relationship between two variables and having a equal to sign in between.

How to draw a graph?

Firstly we need to find the points of the respective equations.

y=[tex]x^{2} +9x+18[/tex]

y=[tex]x^{2}[/tex]+6x+3x+18

y=x(x+6)+3(x+6)

y=(x+3)(x+6)

Put  this equal to 0 and we get x=-3 and x=-6

y=[tex]x^{2} -2x+4[/tex]

It is a wrong equation.

y=(x-3)(x-6)

put this equal to 0 we get x=3 and x=6

Now we have to check in the graph whether points (-3,0)(-6,0) satisfies or (3,0)(6,0)

We can easily see that (-3,0)(-6,0) satisfies the graph.

Hence the correct equation is y=x2+9x+18

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Which graph shows the piecewise function given below?

Answers

It would have to be B

The graph that represents the given piecewise function is the one on the right. Therefore the correct answer is option b.

The piecewise function f(x) is defined as follows:

f(x) = -x if x ≤ 3

f(x) = 2 if x > 3

To graph this piecewise function, you would draw two separate segments:

For x values less than or equal to 3, you would graph the line y = -x, which has a negative slope and goes through the point (3, -3). This line represents the function f(x) = -x for x ≤ 3.

For x values greater than 3, you would graph the horizontal line y = 2. This line represents the function f(x) = 2 for x > 3.

The transition from the first segment to the second occurs at x = 3. At this point, you would typically draw an open circle to indicate that the function is defined separately for x ≤ 3 and x > 3.

The graph will consist of a line sloping downward to the left (y = -x) for x ≤ 3 and a horizontal line at y = 2 for x > 3.

Therefore, the correct answer is option b.

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graph the equations to solve the system


y=-x

y=2x+3

click on the correct answer #1 solutions :all numbers on the line #2 no solutions {} #3 one solution:{-1,1} #4 one solution:{0,3}

Answers

Answer:

This system has one solution (-1,1)

Step-by-step explanation:

The attached picture shows the solutions for the system

If we equalize the eq. obtain the following

-x=2x+3

From we obtain that x= -1

Using the first equation y=-x, we obtain that y=1

so (-1,1)

A ship at sea, the Gladstone, spots two other ships, the Norman and the Voyager, and measures the angle between them to be 48°. The distance between the Gladstone and the Norman is 4590 yards. The Norman measures an angle of 55° between the Gladstone and the Voyager. To the nearest yard, what is the distance between the Norman and the Voyager?

Answers

Answer:

=3501 yards.

Step-by-step explanation:

The three ships form a triangle.  From the Voyager the angle between the Norman and the Gladstone=180-(55+48)=77°

Let the position of the Voyager be V that of Norman be N and that of the Gladstone be G

Then, the distance between Norman and voyager is g

g/sin G=v/ Sin V

4590/Sin 77=g/Sin 48

g=(4590 Sin 48)/Sin 77

=3500.8 yards

The distance between the Norman and the voyager= 3501 yards.

A circular pie has an area of 706.5 cm2. What is the radius of
the pie?
A)225cm
B)30cm
C)15cm
D)112.5

Answers

Answer:

[tex]\large\boxed{\text{C}).\,15\,\text{cm}}[/tex]

Step-by-step explanation:

In this question, we're trying to find what the radius of the circular pie is.

In this question, we know that the area of the pie is 706.5 cm²

We can use the area to find our radius.

We would use the formula [tex]r=\sqrt\frac{A}{\pi}[/tex] to find the radius.

R= radius

A = Area

Your equation should look like this:

[tex]r=\sqrt\frac{706.5}{\pi}[/tex]

Now, you will solve.

[tex]r=\sqrt\frac{706.5}{\pi}\\\\\text{You can make it simpler by turning}\, \pi\,\text{into} 3.14\\\\r=\sqrt\frac{706.5}{3.14}\\\\\text{Divide 706.5 by 3.14}\\\\r=\sqrt225\\\\\text{Now, get the square root of 225}\\\\r=15[/tex]

When you're done solving, you should get 15.

This means that the radius of the pie is 15 cm.

I hope this helped you out.Good luck on your academics.Have a fantastic day!

Final answer:

To find the radius of the pie given its area of 706.5 cm², we use the formula A = πr² and solve for r, yielding an approximate radius of 15 cm. This corresponds to option C) on the given list.

Explanation:

To find the radius of the pie given its area, we can use the area formula for a circle: A = πr². Since the area of the pie is given as 706.5 cm², we can rearrange the formula to solve for the radius (r).

The rearranged formula to solve for the radius is: r = √(A/π).

Substituting the given area, we have:
r = √(706.5 cm²/π)
r = √(706.5/3.14159265359)
r ≈ √(225)
r ≈ 15 cm

Therefore, the radius of the pie is approximately 15 cm, making option C) the correct answer.

table:
x c(x)
(days) (dollars)
1. 25
2. 45
3. 60
4. 70

Answers

Answer:

2) Yes, each x-coordinate is only used once.

3) {1,2,3,4}

4) {25,45,60,70}

5) (3,60)

6) No because (4,7) and (4,25) share the same x-coordinate.

Step-by-step explanation:

A relation is a function if there is no more than one y-value assigned to an x.

Any x used can only be used once in an order pair.

You that here.

(1,25)

(2,45)

(3,60)

(4,70)

So basically because all of the x-coordinates are different, this is a function.

The domain is the x-coordinate of each pair (the first of each pair):

{1,2,3,4}.

The range is the y-coordinate of each pair (the second number of each pair):

{25,45,60,70}.

One ordered pair that I see in the table is (3,60). There are 3 others you can choose and I named them above.

{(4,10),(3,15),(1,5),(2,25),(4,25)} is not a function because there are more than one pairs with the same x-coordinate,4.  

After traveling steadily at 400 meters above a shipwrecked hull, a submerged vessel starts to descend when its ground distance
from the hull is 7 kilometers. What is the angle of depression for this part of the travel?
Select one
O a 1.00
6.327
C 86.73
d. 88.00

Answers

Answer:

im trying to find this answer too dont worry :(

Step-by-step explanation:

I dont know

Answer:

Option B, [tex]3.27[/tex]

Step-by-step explanation:

Given -

The submerged vessel travel horizontal distance above the shipwrecked hull

[tex]= 400[/tex]

[tex]= 0.4[/tex] kilometers

The vertical distance from the the shipwrecked hull to the ground is equal to [tex]7[/tex] kilometers

There forms a right angled triangle with

Base [tex]= 7[/tex] kilometer

Perpendicular [tex]=[/tex] 0.4 kilometer

Tan (angle) [tex]= \frac{Perpendicular}{Base}[/tex]

Substituting the given values we get -

Angle of depression

[tex]= tan^{-1}(\frac{0.4}{7})\\= 3.27[/tex]

Hence, option B is correct.

What is the volume of the composite figure with the dimensions shown in the 3 views? (Round to the nearest tenth)

Answers

Answer:

278.9 units^3 to the nearest tenth.

Step-by-step explanation:

This is a cylinder on the bottom . resting on the cylinder is a prism.

Volume of the cylinder = π r^2 h  where r = 1/2 * 7 = 3.5 and h = 6.

V = π * 3.5^2 * 6 = 230.907 units^3.

Volume of the prism = l*w*h

= 4*4*3 = 48 units^3.

Volume of the composite figure = 230.907 + 48

= 278.9.

Which is a horizontal asymptote of this function?

Answers

Answer:

C

Step-by-step explanation:

When both the numerator and denominator of a rational function have the same degree, you divide the highest powered term's coefficients. That is the horizontal asymptote.

Since this function has third degree in both the numerator and denominator, we divide the respective coefficients to find the horizontal asymptote.

So, y = 9/7

Correct answer is C

Note:  horizontal asymptote is always in the form y = a (where a is the constant)

PLEASE HELP AND EXPLAIN HOW TO DO IT IM CONFUSED

Answers

[tex]3\sqrt5-2\sqrt7+\sqrt{45}-\sqrt{28}=\\3\sqrt5-2\sqrt7+\sqrt{9\cdot5}-\sqrt{4\cdot7}=\\3\sqrt5-2\sqrt7+3\sqrt{5}-2\sqrt{7}=\\6\sqrt5-4\sqrt7[/tex]

Which expression is equivalent to 3 square root x^5y

Answers

The correct equivalent expression for 3√x⁵y=3 is option c. x⁵/³y

Therefore, after simplification, the equivalent expression to 3√x⁵y is x⁵/³y.

The expression 3√x⁵y​ represents the cube root of x⁵y. To simplify this expression, let's break it down step by step.

First, we can express 3√x⁵y in exponential form:

3√x⁵y =(3x⁵y)¹/³

Using the property (ab)ⁿ=aⁿ⋅bⁿ, we can separate the terms inside the cube root:

(3x⁵y)¹/³ =3(x⁵/³, y¹/³)

Now, let's look at the options provided:

a. x⁵/³y

b. x⁵/³y¹/³

c. x⁵/³y

d.x⁵/³y³

Comparing the simplified expression 3√x⁵y=3(x⁵/³, y¹/³) to the given options: correct equivalent expression for 3√x⁵y=3 is option c. x⁵/³y.

Six more than the quotient of four and a number xxx.

Answers

Answer:

[tex]\large\boxed{\dfrac{4}{x}+6}[/tex]

Step-by-step explanation:

Six more than the quotient of four and a number x:

[tex]\dfrac{4}{x}+6[/tex]

Answer:

[tex]\frac{4}{x}+6[/tex]

Step-by-step explanation:

We have been given a  word phrase. We are supposed to represent our given word phrase into an algebraic expression.

The quotient of four and a number x will be 4 divided by x. We can represent this information in an expression as:

[tex]\text{Quotient of four and a number }x=\frac{4}{x}[/tex]

Six more than the quotient of four and a number x would be [tex]\frac{4}{x}+6[/tex]

Therefore, our required expression would be [tex]\frac{4}{x}+6[/tex].

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Prove that the {u + v,u - v} is linearly independent Read the excerpt from Amy Tans essay Mother Tongue. I know this for a fact, because when I was growing up, my mothers limited English limited my perception of her. I was ashamed of her English. I believed that her English reflected the quality of what she had to say. That is, because she expressed them imperfectly her thoughts were imperfect. What is the purpose of this text? to inform readers based on Tans childhood experience to persuade readers to speak a different way to inform readers of Tans mothers feelings to persuade readers that Tans mother is intelligen A young man walks daily through a gridded city section to visit his girlfriend, who lives m blocks East and nblocks North of where the young man resides. Because the young man is anxious to see his girlfriend, his route to her never doubles backhe always approaches her location. In terms of m and n, how many different routes are there for the young man to take? The number of corn stalks in each row of field can be modeled by arithmetic sequence.The 5th row in this field has 36 corn stalks. The 12th row in the field has 64 stalks. Write an explicit rule for an arithmetic sequence that models the number of stalks s in the nth row of the field. show your work Under which jurisdiction would further review of a federal court decision fall under? Revising and EditingDirections Read the passage and answer the question that follows.(1) The pressure to get good grades in high school has gotten out of control. (2) The need to meet requirements considered essential for admission to a college has caused students to take on exhausting challenges. (3) Some students enroll in summer classes. (4) A full-year's load of material is crammed into a six-week course. (5) Others enroll, or are enrolled unwillingly, in advanced-placement courses for which they are unprepared or unfit.(6) Some students resort to more desperate measures. (7) Cheating in the classroom has increased dramatically in recent years. (8) Students buy and sell papers that others have written. (9) They hire professionals to write term papers on spec. (10) Materials found on the Internet are plagiarized. (11) Some students even steal tests and answer keys from their teachers' files.(12) When it comes to applying for admission to a prestigious university, the stakes are high and the competition is fierce. (13) Good grades are a must. (14) Additional credits earned in advanced classes are a significant bonus and usually are expected. (15) Often, however, this is not enough. (16) Students who excel in a sport, who demonstrate artistic abilities, or who actively involve themselves in community activities have an added and distinct advantage over others. (17) To ensure success, the ideal college applicant will meet many requirements: good grades, advanced-placement credits, and an enviable record of extracurricular achievements. (18) Not surprisingly, many students go to bed at night haunted by the following question: "Have I done enough?"(19) Increasingly, parents are saying that: "Enough is enough!" (20) Many believe that the time has come to put a stop to the ever-escalating demands placed on students today. (21) A variety of solutions has been suggested. (22) They address various aspects of the problem. (23) School officials recommend closer monitoring of classrooms. (24) They suggest tighter controls on Internet use and the installation of security cameras in teachers' offices. (25) These measures might help reduce cheating.(26) Recommendations that address other aspects of the problem include the creation of a curriculum-counseling program, a relaxation of college-admission standards, and the aggressive promotion of state and community colleges as alternative higher-education options. (27) Implementation of some or all of these recommendations would no doubt be beneficial. (28) The problem, however, is not completely addressed by them. (29) For the present, students will continue to be burdened by the pressures placed on them. (30) A permanent solution to the problem needs to be found.Combining sentences 1 and 2 using a colon would be an effective way toSelect one:a. show the relationship in meaning between the two sentences.b. eliminate an unnecessary dependent clause.c. vary sentence length and structure.d. shorten and tighten the paragraph. .When a design begins with a consideration of what the systemmust accomplish, it is called:A.user-centered design B.data-driven design C.event-driven design D.task-centered design The variable z is directly proportional to x. When x is 3, z has the value 48. What is the value of z when x = 7? What are the solutions of the equation x^2=9 Frank buys 10 magazines and 25 newspapers. The magazines cost $5 each and the newspapers cost $2.50 each. Suppose that his MU from the final magazine is 10 utils while his MU from the final newspaper is also 10 utils. According to the utility-maximizing rule, Frank should: What year did barack obama became president It was found that a reversible inhibitor and a substrate bind an enzyme, but at different sites. The inhibitor was quite potent at reducing enzyme activity, but an analysis indicated it could not actually bind the enzyme unless the substrate was bound first. These results led to what conclusion? Find the equation of the line perpendicular to y=-4x+3 that also intersects the point (8,1) In this type of projection, the angles between the three axes are different:- A) Isometric B) Axonometric C) Trimetric D) Dimetnic Which of the following describes a compound event?A. Tossing a coin and getting headsB. Drawing the ace of hearts from a deck of cardsC. Rolling 2 on a dieD. Drawing an ace from a deck of cards and getting heads on a cointossHELP PLEASE A battery-operated car utilizes a 12.0 V system. Find the charge (in C) the batteries must be able to move in order to accelerate the 850 kg car from rest to 25.0 m/s, make it climb a 2.30 102 m high hill, and then cause it to travel at a constant 25.0 m/s by exerting a 4.00 102 N force for an hour.