Help please!!!!!!!!!!!!!!!!

Help Please!!!!!!!!!!!!!!!!

Answers

Answer 1

Answer:

3

Step-by-step explanation:

they always make some kind of angle usually 90 degress.

Answer 2
3 they always make like a 90 degree

Related Questions

Jim has 4 New York quarters, 3 Pennsylvania quarters, and 3 Virginia quarters in his pocket. What is the probability that he will get a Pennsylvania quarter followed by a Virginia quarter when he pulls two quarters out of his pocket? ​

Answers

1/10 or 10%.

First, you add up all the quarters to get the total amount of possibilities for the first quarter that gets pulled out.

4 NY + 3 PA + 3 VI = 10 total quarters.

So the total number of quarters becomes the denominator for the first probability, and the total number  of PA quarters becomes the numerator.

So the probability of Jim pulling out a PA quarter first is 3/10.

Now you have to find the probability of drawing a VI quarter as the second quarter. Since it's known that Jim would have already pulled 1 quarter out, that means the total number of quarters he could draw is now 9, so 9 would be the denominator of the second probability. Since there should be 3 VI quarters left still in his pocket, the numerator for the second probability is 3.

So the probability of Jim pulling out a VI quarter second is 3/9.

Now to get the final probability of Jim pulling out both a PA quarter and a VI quarter in the correct order, all you have to do is multiply the two probabilities together and then you should get the probability of the correct quarters being pulled out inn the correct order.

The first probability, 3/10, times the second probability, 3/9 equals the total probability of 9/90, and it simplifies to 1/10 or 10%

Problem PageQuestion

Suppose that the heights of adult women in the United States are normally distributed with a mean of 65 inches and a standard deviation of 2.4 inches. Jennifer is taller than 70% of the population of U.S. women. How tall (in inches) is Jennifer? Carry your intermediate computations to at least four decimal places. Round your answer to one decimal place.

Answers

Final answer:

Jennifer is 66.3 inches tall; this is calculated by finding the z-score for the 70th percentile and using it with the mean and standard deviation of the population.

Explanation:

To determine how tall Jennifer is, given that she is taller than 70% of the population of U.S. women, we need to find the corresponding z-score that reflects the 70th percentile of a normal distribution, and then use it to calculate her height.

Firstly, using a standard normal distribution table or a calculator, we find the z-score that corresponds to the 70th percentile. Generally, this z-score is around 0.5244 (this can vary slightly depending on the table or technology used to find it). Now we apply the formula for converting a z-score to the actual score using the population mean and standard deviation:

Height = mean + (z-score × standard deviation)

Plugging in the values for the population mean and standard deviation:

Height = 65 + (0.5244 × 2.4)

Height = 65 + 1.2586

Height = 66.2586 inches

After rounding, we conclude that Jennifer is 66.3 inches tall.

In the given case, Jennifer's height is approximately 66.3 inches.

To find Jennifer's height, we need to find the z-score corresponding to the 70th percentile (as she is taller than 70% of the population) and then use that z-score to find her height.

The z-score formula is:

[tex]\[ z = \frac{x - \mu}{\sigma} \][/tex]

First, we find the z-score corresponding to the 70th percentile using a standard normal distribution table or calculator.

A z-score of approximately \(0.5244\) corresponds to the 70th percentile.

Now, we can use the z-score formula to find Jennifer's height x

[tex]\[ 0.5244 = \frac{x - 65}{2.4} \][/tex]

[tex]\[ x \approx 66.2586 \][/tex]

Rounded to one decimal place, Jennifer's height is approximately 66.3 inches.

the circle at eh top of a cylinder has a radius of 3.3 inches. the cylinder is 21 inches long. what is the volume of the cylinder?

Answers

Answer:

V =718.0866 in^3

Step-by-step explanation:

The volume of a cylinder is given by

V = pi r^2h

The radius is 3.3 and the height is 21

V = pi (3.3)^2 * 21

V = pi (10.89) (21)

V =pi 228.69

We can approximate pi by 3.14

V = 3.14(228.69)

V =718.0866 in^3

Multiplying special case polynomials: 48 squared

Answers

Answer:2304

Step-by-step explanation:

All you have to do is 48x48, hope this helped you!

Which of the following functions would result in a graph that is shifted three
units to the left of g(x) = 4 logx?

A. f(x) = 4 log(x-3)
B. f(x) = 4 log(x+3)
C. f(x) = 4 log(x) +3
D. f(x) = 4 log(x) - 3

Answers

Answer:

B. f(x) = 4 log(x+3)

Step-by-step explanation:

B. f(x) = 4 log(x+3) : shifted three units to the left of g(x) = 4 logx

The functions would result in a graph that is shifted three units to the left of g(x) = 4 log x is F(x) = = 4log(x+3).

The correct option is B.

What is Translation?

A point, line, or geometric figure can be transformed in one of four ways, each of which affects the shape and/or location of the object. Pre-Image refers to the object's initial shape, and Image, after transformation, refers to the object's ultimate shape and location.

We have,

G(x) = 4 log x

As, If we want to shift a function to the left, we add a constant.

and, If we want to shift a function to the right, we subtract a constant.

Her, we have to shift left by 3 unit then we have to add.

Then, the translated function F(x) = 4log(x+3)

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Analyze the table below and answer the question that follows.
Entrée Side
Dessert
Steak Tempura
Tiramisu
Lobster Spinach an gratin Crème brûlée
Salmon Fresh aspa agus Strudel
King crab Tater wedges Fudgesicle
Com dog
Rusty is trying to decide what to eat at La Grande Apple. In how many ways can Rusty order one entrée, one side, and one
dessert?
A
B.
C
D.
1
13
80
125

Answers

Multiply it all together. 130,000 ways to order

Answer:

C.80

Step-by-step explanation:

If you multiply all of the options 5x4x4 you will get 80

what is the vertex of the graph of y=2(x-2)2+4​

Answers

Answer:

The vertex is at (2,4)

Step-by-step explanation:

The parabola is given in the form

y = a(x-h)^2 +k

where (h,k) is the vertex

y=2(x-2)^2+4​

The vertex is at (2,4)

Answer: (2,4)

Step-by-step explanation:

I promise you

Find the solution to the following system using substitution or
elimination:
y = 2x – 1
y = 5x – 7

Answers

Answer:

x = 2

y = 3

Step-by-step explanation:

y = 2x – 1

y - 2x = -1

y = 5x – 7

y - 5x = -7

y - 2x = -1

y - 5x = -7

_________--

3x = 6

x = 6/3

x = 2

y = 2x – 1

y = 2(2) - 1

y = 4 - 1

y = 3

[tex]x=2\\y=3[/tex]

Substitution method:The substitution method is one approach to take into consideration. When one equation with one variable is solved, this expression is then used in the other equation. The substitution method entails solving for a single variable before inserting the solution into the other equation.Elimination method:To create an equation in one variable using the elimination approach, you can either add or subtract the equations. To eliminate a variable, add the equations when the coefficients of one variable are in opposition, and subtract the equations when the coefficients of one variable are inequality.Solution - (Through substitution method)

Given -

[tex]y=2x-1\\y=5x-7[/tex]

So, substitute [tex]y=2x-1[/tex] in [tex]y=5x-7[/tex].

[tex]y=5x-7\\2x-1=5x-7\\5x-2x-7+1=0\\3x-6=0\\3x=6\\x=\frac{6}{3} \\x=2[/tex]

Now, substitute [tex]x=2[/tex] in [tex]y=2x-1[/tex].

[tex]y=2x-1\\y=2(2)-1\\y=4-1\\y=3[/tex]

Therefore, [tex]x=2[/tex] and [tex]y=3[/tex].

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s=4lw+2wh; s=200, l=9, w=5

Answers

Answer:

2

Step-by-step explanation:

200=4(5)(9)+2(5)h

Simplify:

200=20(9)+10h

200=180+10h

Subtract 180 on both sides:

20=10h

Divide by 10:

h=2

Which is larger, 3.2 x 10⁴ or 3.2 x 10⁵?

A. 3.2 x 104

B. 3.2 x 105

Answers

Answer:

3.2 x 10^5

Step-by-step explanation:

Scientific Notation

3.2 x 10^4 = 32000

3.2 x 10^5 = 320000

Final answer:

The number 3.2 x 10⁵ is larger than 3.2 x 10⁴ because it represents 320,000, compared to 32,000 which is represented by 3.2 x 10⁴. The exponent indicates the number of zeroes to follow the digit.

Explanation:

To determine which number is larger between 3.2 x 10⁴ and 3.2 x 10⁵, we need to understand the notation being used. In scientific notation, the number 10 raised to an exponent indicates how many places to move the decimal point. The larger the exponent, the larger the value.

For 3.2 x 10⁴, it means we have a 3.2 followed by 4 zeros, which is equal to 32,000. In contrast, 3.2 x 10⁵ means we have a 3.2 followed by 5 zeros, which is equal to 320,000. Clearly, 320,000 is larger than 32,000.

Thus, 3.2 x 10⁵ is larger than 3.2 x 10⁴.

The Australian Cockroach measures 3.582 centimeters compared to the American Cockroach that measures 3.576 centimeters. Compare these numbers using >, <, or =
3.582_________3.57

Answers

3.582 > 3.57. When it comes to decimals, you want to start with the first number and go down the line and compare. 3 and 3 are equal, 5 and 5 are equal, but 8 is greater than 7, therefore 3.582 is greater.

Evaluate the expression when c=3 and x=-5.
c-7x

Answers

Steps to solve:

c - 7x; c = 3, x = -5

~Substitute

3 - 7(-5)

~Multiply

3 - (-35)

~Simplify

3 + 35

~Add

38

Best of Luck!

Look at the attached picture

Hope it will help u....

-5(-4x-2)=-2(5-5x) this is an equation for 8th grade math

Answers

Step-by-step explanation:

20x + 10 = 10 - 10x

Now bringing like terms on one side

20x + 10x = 10 - 10

30x = 0

x = - 30

Answer:

Step-by-step explanation:

-5(-4x-2)=-2(5-5x)

20x+10=-10+10x

20x-10x=-10-10

10x=-20

x=-2

When do you use the 1+ and 1-? in Exponential Functions

A.When there is a percent
B. All of the time
C. Never

Answers

1+ When the percent goes to the goku

Answer:

B. All of the time

I need the top two questions anwsered please

Answers

Answer:

x = 6

x = 16

y = 11

Step-by-step explanation:

Honestly you're not going to read this part but eh.

13x - 5 = 7x + 31 (because bisect means these two angles are congruent)

6x = 36 (combined like terms)

x = 6 (divided by 6)

Didn't read this either but eh again.

5x - 4 + 7x - 8 = 180 (because supplementary angles)

12x - 12 = 180

12x = 192

x = 16

Plug in to find y:

9y + 5 = 7(16) - 8

9y + 5 = 104

9y = 99

y = 11

A brand of uncooked spaghetti comes in a box that is a rectangular prism with a length of 9 inches, a
width of 2 inches, and a height of 2 1/2
inches. What is the surface area?
The surface area of the box is_____ square inches.

plzzz

Answers

Answer:

18

Step-by-step explanation:

Answer:

The answer is 91

Step-by-step explanation:

Here are the monthly charges for Jo's mobile phone.
Monthly charge £16
150 free minutes, then 13p per minute
150 free texts, then 15p per text
During one month, Jo makes 170 minutes of calls and sends 182 texts.
Work out the total charge for the month.
In details pls.

Answers

Answer:

£23.40 total for month.

Step-by-step explanation:

£16 for the monthly fee

170 mins - 150 = 20 extra mins = 20 × 13 = 260p or £2.60 for extra mins

182 mins - 150 = 32 extra mins = 32 × 15 = 480p or £4.80 for extra texts

16 + 2.60 + 4.80 = £23.40 total for month.

Which of the following expressions are equivalent to
-(8/3)
Choose all answers that apply: A) 8/-3 B) - 8/-3 C)
None of the above

Answers

Answer:

A

Step-by-step explanation:

To determine which expressions are equivalent to -(8 divided by 3), let's perform the calculation first. Therefore the correct option is A

The division of 8 by 3 can be written as 8/3, which equals to 2.6666 (rounded to four decimal places). When we apply the negative sign to this result, we get -(2.6666) or -2.6666. Now, let's consider the given answer choices: A) 8 divided by -3: This expression corresponds to 8/(-3), which equals to -2.6666. Since this matches the calculated value of -2.6666, option A is equivalent.

B) -8 divided by -3: This expression translates to [tex](-8)/(-3),[/tex] which simplifies to 2.6666. As this value does not match the calculated result of -2.6666, option B is not equivalent. Therefore, by comparing the results, we can conclude that option A (8 / -3) is equivalent to -(8 / 3), while option B (-8 / -3) is not. To summarize, the expression -(8 /3) can be represented as 8 by -3 (option A). Option B (-8 / -3) is not equivalent.

Thus, the correct answer is A) 8 /-3.

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which algebraic representation shows the effect that a reflection over the x-axis will have on the coordinates of a figure?
A. ( x,-y )
B. (-x, y )
C. (-x, -y)
D. (-y, x )

Answers

Answer:

A, (x, -y)

Step-by-step explanation:

When something is flipped over the x axis, the y-coordinates become the opposite of what they were. It makes sense if you think about it- if it flips over the line on the x axis, the x-coordinates will stay the same, and the y coordinates will change.

The answer is A. ( x, -y)

can someone please explain i’m confused

Answers

I think the answer is 3,053.628.

Answer:

3050

Step-by-step explanation:

V=4 /3xπxr/\3=4

3·π·93≈3053.62806

7. Given f(x) = x 3 (x +
5)2( 2 x-7)
a) What is the degree of this polynomial?
b) List the real zero's of f. Give the multiplicity of each zero.
c) Does the graph off touch or cross the x-axis at each zero?
d) Determine the 'end behavior' of this function. Find the monomial power function that the graph off
resembles for very large positive or negative values of x.

Answers

Answer:

a)  6.

b)  0 (multiplicity 3), -5 (multiplicity 2) and 7/2.

c) and (d) - See below.

Step-by-step explanation:

(a)  f(x) = x^3(x + 5)^2 (2x - 7)

The highest degree of x  (= x^3*x^2*x) = 3+2+1 = 6.  

(b) The zeros are 0 ( from the x^3 = 0) multiplicity 3, from  x + 5 = 0 we have -5 (multiplicity 2) and from 2x - 7 =0, 7/2.

(C)  The graph just touches the x axis at (-5, 0) and pass through at (0,0) and (7/2, 0).

(d) The graph rises to the left for very large negative values of x and falls to the right at very large values of x.

At the extreme ends this graph resembles the graph of -x^3.

A scientist studies a pod of humpback whales to determine the
migration of humpback whales. What is the sample?

A. all humpback whales
B. dolphins
C. a pod of him back whales
D. all whales

Answers

Answer:

C. A pod of humpback whales

The scientists is trying to draw a conclusion about all humpback whales by looking at the behaviors of a pod of humpback whales.

An internet service provider changes an initial fee of $65 and $18 per hour of labor for office internet installation. Which equation represents the total cost, C, of the installation after h hours of labor?
a C = 18 + 65h
b C = 65 - 18h
c C = 18h - 65
d C = 65 + 18h

Answers

Answer:

D

Step-by-step explanation:

65 is your "b" value in this linear equation

18 is your slope

The answers is D c=65+18h

How is a debit card similar to an ATM card?
a. Each is only available to adults 18 and older.
b. Any one person can only have one of each at a time.
C. Both can be used to withdraw money from ATMs.
d. Both can be used to make purchases online,
Please select the best answer from the choices provided
ОООО

Answers

C. Both can be used to withdraw money from ATMs.

A debit card and an ATM card share certain similarities, but they also have distinct differences. Let's focus on the similarities both can be used to withdraw money from ATMs (option c).

The primary similarity between a debit card and an ATM card is that they can both be utilized to withdraw cash from Automated Teller Machines (ATMs). When using either card at an ATM, the cardholder can access their bank account and withdraw funds, check balances, and perform other account-related transactions.

However, it is crucial to note the differences between these two types of cards. A debit card is linked to a checking or savings account and allows the user to make purchases in stores, online, or through other payment methods. It deducts the amount spent directly from the linked bank account. On the other hand, an ATM card is typically used only for ATM transactions and lacks the functionality to make purchases like a debit card.

In summary, both a debit card and an ATM card can be used to withdraw money from ATMs, but a debit card offers additional features and can be used for various transactions, including online and in-store purchases.

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Can someone help? Identify the system of linear equations from the tables of values given below.​

Answers

Answer:

C

Step-by-step explanation:

The equation y = x + 2 does not match these data points either. So, option D is not the correct answer.

Let's analyze each option:

A. y = -2x - 2

This equation represents a linear relationship with a slope of -2 and a y-intercept of -2. It does not seem to match the given data points.

B. -2

This is not an equation, so it cannot be a solution.

C. y = 8 + 2x, y = x + 1

The first equation, y = 8 + 2x, represents a linear relationship with a slope of 2 and a y-intercept of 8.

The second equation, y = x + 1, also represents a linear relationship with a slope of 1 and a y-intercept of 1.

Now, let's check if these equations match the given data points:

Data points: (X, Y) = (0, 0), (0, -4), (0, -2), (0, -4), (0, 0), (0, -1), (0, 2), (0, 6), (0, -6), (0, -1), (0, 2)

None of the equations in option C match these data points. So, option C is not the correct answer.

. y = x + 2

This equation represents a linear relationship with a slope of 1 and a y-intercept of 2.

Now, let's check if this equation matches the given data points:

Data points: (X, Y) = (0, 0), (0, -4), (0, -2), (0, -4), (0, 0), (0, -1), (0, 2), (0, 6), (0, -6), (0, -1), (0, 2)

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Part A: If a circle has a diameter of 18 inches, what is the radius? Identify which multiple choice option is the correct answer:
a. 38 inches
b. 27 inches
c. 9 inches
d. 4.5 inches
Part B: Name two real-life examples of a circle.
Part C: State the process of drawing a circle with a radius of 6 inches using a compass on a piece of paper? Write a detailed explanation.

Answers

Answer:

c. 9 inches

Plates and clocks are examples of circles.

Set the compass so that it is 6 inches wide. Place the needle on the paper and twist the top of the compass so that the circle is evenly drawn.

Which equations have the same value of x as 5/6x+2/3=-9? Select three options.

Answers

Answer:

A) 5x + 4 = -54

B) 6(5/6x + 2/3) = -9(6)

C) 5x = -58

Step-by-step explanation:

Answer:

a b c

Step-by-step explanation:

O A. 392 units3
O B. 3927 units 3
O C. 11767 units3
O D. 1176 units 3

Answers

Answer:

h= 24 units

r= 7 units

[tex]volume = \frac{\pi {r}^{2}h }{3 } = \frac{\pi {(7)}^{2} \times 24 }{3} [/tex]

[tex] = \pi49 \times 8 \: \: {units}^{3} [/tex]

[tex] = 392\pi {units}^{3} [/tex]

option B

The Volume of Cone is 392π unit³.

The correct option is (B).

What is Volume?

Each thing in three dimensions takes up some space. The volume of this area is what is being measured. The space occupied within an object's borders in three dimensions is referred to as its volume. It is sometimes referred to as the object's capacity.

We have,

l = 25

Radius = 7 unit

Height = 24 unit

So, the Volume of cone

= 1/3 πr²h

= 1/3 π(7)²(24)

= π(49)(8)

= 392π unit³

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find the quotient of 3/18 divided by 7/21

Answers

Answer:

.498

Step-by-step explanation:

divide 3/18 and you get .166

Then divide 7/21 and you get .333

Then you must divide those two together, and you get .498

0.5 Remember Keep-Change-Flip
Keep the 1st number the same. CHANGE the sign to a mulitplication sign. FLIP the 2nd fraction to its reciprical

What number is 40% of 25? ___ is 40% of 25.

Answers

Answer:

10

Step-by-step explanation:

Common sense. (also I used Google)

Answer:

De Answer is ♥ 10 ♥

( If Wrong Den Me Sowwy )

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