A pair of angles can be complementary and supplementary. The answers are sometimes? always? or never true? Justify the answer

Answers

Answer 1
 The complementary angles are those angles whose measures add up to 90 degrees, that is, if two complementary angles are in turn consecutive, the non-common sides of them form a right angle.
 Two angles are supplementary if their sum equals 180 °:
 The supplementary angles are those that added are worth two right angles, that is, 180º.
 answer:
 A pair of angles can be never complementary and supplementary

Related Questions

write an equation in slope intercept: 6x+5y=30

Answers

The equation for slope-intercept form is y = mx + b; "m" representing the slope and "b" representing the y-intercept. Let's set this equation to where the "y" variable is by itself and in slope-intercept form.
5y = 6x + 30
This is the correct equation for slope-intercept form.

I hope this helps!

caculate the distances tarryn if she drives 7/8 mile each way to and from work, 5 days a week

Answers

[tex]\bf \stackrel{monday}{\cfrac{7}{8}}+\stackrel{tuesday}{\cfrac{7}{8}}+\stackrel{wednesday}{\cfrac{7}{8}}+\stackrel{thursday}{\cfrac{7}{8}}+\stackrel{friday}{\cfrac{7}{8}} \\\\\\ \cfrac{7}{8}\times 5\implies \cfrac{35}{8}\implies 4\frac{3}{8}[/tex]

She will cover 35/8 miles.

What is Unitary method?

The unitary method is a technique for solving a problem by first finding the value of a single unit, and then finding the necessary value by multiplying the single unit value.

Given:

total distance in miles = 7/8 miles  per day

So, in 5 days in a week.

She will cover

=5*7/8

=35/8 miles.

Hence, She will cover 35/8 miles.

Learn more about unitary method here:

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What’s the sum of 2/5 and 2/4

Answers

Find common denominator

5 x 4 = 20

2 x 4 = 8
2 x 5 = 10

8/20 + 10/20 = 18/20

18/20, or 9/10 simplified, is your answer

Hope this helps



For 3x2- 4x+ 1, match the following:
x Degree
3 Variable
1 Algebraic expression
3x2-4x+ 1 Coefficient
. 2 Constant

Answers

2 = degree
x = variable
expression = 3x^2-4x+1
coefficients = 3 and -4
constant = 1

For this case we have the following definitions:

Algebraic expression: It is one that contains terms of different degrees with their respective coefficients. Degree of the polynomial: is the largest exponent of the polynomial. Variabe: is the independent term of the polynomial Coefficient: They are the constant numerical values that accompany the variables of the polynomial. Constant: It is a term of the polynomial that does not accompany the variable.

Answer:

x ----------------> Variable

3 ----------------> Coefficient

1 ----------------> Constant

[tex]3x ^ 2-4x + 1[/tex] -----------> Algebraic expression

2 ----------------> Degree


If cos(3x)=sin(x+18degrees) what is the value of x

Answers

Try this option:

1. rule: cosα=sin(90°-α), it means that cos 3x=sin(90°-3x);
2. sin(90°-3x)=sin(x+18°); ⇔ 90°-3x=18°+x; ⇔ x=18°.

Answer: x=18°.

The mode of a set is the number that occurs the most in a set.


True False

Answers

True because the mode is the number that repeats the most.
Yes, that is True a better definition of mode is the score that occurs most frequently.

Write the formula for a function d(x) that describes the distance between the point p and a point (x,y) on the line.

Answers

m=y2-y1 divided by x2-x1. or y=mx+b

What is the value of p? 4 × 11 × p = 11 × 4 × 5 PLZ

Answers

4 * 11 * p = 11 * 4 * 5

Divide both sides by 4.

11 * p = 11 * 5

Divide both sides by 11.

p = 5
Using the multiplicative property, we know that a * b * c = c * b * a
So, we can conclude that the answer is 5 because 4 × 11 × 5 = 11 × 4 × 5.

Hope this helps!

The sale price of an item is $15 after a 70% discount is applied. What is the original price of the item?

Answers

21.428571428571428571428571428571
the answer is 24$$$$$$$

What is the length of line segment XZ

Answers

8 units that Is the answer

The line segment XZ has a length of 16 units. Hence, the 3rd option is the correct choice. Computed using the tangent to the circle and the Pythagoras Theorem.

How is a tangent inclined to the circle?

A tangent to a circle is always perpendicular to it, that is, the radius drawn from the center of the circle to the tangent, is always perpendicular to it.

What is the Pythagoras Theorem?

According to the Pythagoras Theorem, in a right triangle, the square of the hypotenuse, that is, the side opposite to the right angle, is equal to the sum of the squares of the legs, that is, the other two sides.

How to solve the question?

In the question, we are asked to find the length of the line segment XZ.

Firstly, we name the center of the circle O.

The diameter of the circle is given to be 12 units.

Thus, its radius = 12/2 = 6 units,

Joining the radius OW, we get a right triangle OWZ, as the radius from the center of the circle to the tangent is always perpendicular.

In the right triangle OWZ, by Pythagoras Theorem, we can write:

OZ² = OW² + WZ² {Since, OZ is the hypotenuse},

or, (k + 6)² = 6² + (k + 4)² {Since, OZ = OY + YZ = Radius + k = 6 + k, and OW = Radius = 6},

or, k² + 12k + 36 = 36 + k² + 8k + 16 {Using the formula (a + b)² = a² + 2ab + b²},

or, k² + 12k - k² - 8k = 36 + 16 - 36 {Rearranging},

or, 4k = 16 {Simplifying},

or, k = 4 {Simplifying}.

Now, XZ = XY + YZ = Diameter + k = 12 + 4 = 16 units.

Thus, line segment XZ has a length of 16 units. Hence, the 3rd option is the correct choice. Computed using the tangent to the circle and the Pythagoras Theorem.

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What are the solution(s) to the quadratic equation 50 – x2 = 0? x = ±2 x = ±6 x = ±5 no real solution btw i just clicked the last choice on accident

Answers

50-x^2=0
Move the x^2 to the other side
x^2=50
Now take the square root of both sides
x=+_(50)^1/2 (^1/2 means square root)(+_ is plus or minus. Sorry XD)
Now simplify the square root
X=+_5(2)^1/2
Voila. The answer is C

Answer:

Option C

Step-by-step explanation:

we need to find the solution(s) to the quadratic equation 50 – x^2 = 0

50 – x^2 = 0

Subtract 50 from both sides

– x^2 = -50

Now divide by -1 from both sides

x^2 = 50

To remove square , take square root on both sides

[tex]x=+-\sqrt{50}[/tex]

[tex]x=+-\sqrt{25*2}[/tex]

[tex]x=+-5\sqrt{2}[/tex]

Option C is the answer

How many 5-digit numbers can be formed using the digits 0, 1, 2, 3, 4, 5, 6, if repetition of digits is not allowed? a.119 b.16,807 c.2520 d.120

Answers

Answer:
c. 2520

Explanation:
Repetition is not allowed, therefore:
1st digit can be any of the given 7 numbers
2nd digit can be any of the remaining 6 numbers
3rd digit can be any of the remaining 5 numbers
4th digit can be any of the remaining 4 numbers
5th digit can be any of the remaining 3 numbers
This means that:
number of possible combinations = 7 * 6 * 5 * 4 * 3 = 2520 numbers

Hope this helps :)

for the simple harmonic motion equation d=2sin(pi/3t), what is the frequency?

Answers

the answer is simply

1/6

Answer:

Frequency of [tex]d=2\sin (\frac{\pi t}{3})[/tex] is [tex]\frac{1}{6}[/tex].

Step-by-step explanation:

We have the harmonic equation as, [tex]d=2\sin (\frac{\pi t}{3})[/tex].

It is known that,

If a function f(x) has a period P, then the function cf(bx) has period [tex]\frac{P}{|b|}[/tex].

So, we have,

As the function [tex]\sin t[/tex] has [tex]2\pi[/tex], then [tex]d=2\sin (\frac{\pi t}{3})[/tex] will have period [tex]\frac{2\pi}{\frac{\pi}{3}}[/tex] = 6

Further, the frequency of a function is the reciprocal of its period.

Thus, the frequency of [tex]d=2\sin (\frac{\pi t}{3})[/tex] is [tex]\frac{1}{6}[/tex].

Choose an even number between 24 and 35. Draw a picture and explain why it is an even number.

Answers

I would say 30 because 30 can be divided by 3 which ends up in an even number 10 then divide that by 2 that is 5 

what is 6.345 divided by 0.09

Answers

The answer is 70.5. Hope it helps! :)
The answer is 70.5

I really hope this is right lol

There are 5.28 cups of pudding to be put into 6 dishes.How much pudding should be put into each dish to make it equal?

Answers

Hello! For this question, all you have to do is divide. Divide like you would any other number by moving 5.28 over two decimals to make 528 and add two 0's behind the 6 to make 600. The division problem becomes 528/600. If you divide correctly, you get 0.88. There. 0.88 cups of pudding should be put into each dish to make the amount equal.

Note: In order to divide decimals, you move the decimal in the divisor (the number the other nimber is being divided by) by whatever amount to make it whole, and then do the same to the dividend by moving the decimal places of that number. Add 0's to the empty spots, and then divide like you would regular numbers. You may not need this now, but if you get questions like this and you can't use a calculator, it will really help.

Geoff planted dahlias in his garden. Dahlias have bulbs that divide and reproduce underground. In the first year, Geoff’s garden produced 6 bulbs. In the second year, it produced 12 bulbs, and in the third year, it produced 24 bulbs. If this pattern continues, how many bulbs should Geoff expect in the eighth year?

Answers

Let
x---------------> number of bulbs produced per year
n--------------> number of years
we know that
the pattern can be modeled through the following equation
x=6*[2^(n-1)]

for n=1 year
x=6*[2^(1-1)]----------> 6 bulbs

for n=2 year
x=6*[2^(2-1)]----------> 12 bulbs

for n=3 year
x=6*[2^(3-1)]----------> 24 bulbs

for n=8 year
x=6*[2^(8-1)]----------> 6*128=768  bulbs

the answer is 768 bulbs

Final answer:

Geoff's garden exhibits exponential growth of dahlia bulbs, doubling each year. By following this pattern, Geoff should expect to have 768 bulbs in the eighth year.

Explanation:

Geoff’s dahlia bulbs are showing a pattern of doubling in quantity each year. This is an example of exponential growth, a concept commonly explored in mathematics. To determine the number of bulbs Geoff can expect in the eighth year, we need to continue this pattern.

In the first year, there are 6 bulbs. The second year has 12 bulbs which is 6 multiplied by 2. The third year has 24 bulbs, which is 12 multiplied by 2. This pattern suggests that every year, the number of bulbs is the previous year's total multiplied by 2.

By following this pattern, to find the number of bulbs in the eighth year, we calculate:

Fourth year: 24 bulbs × 2 = 48 bulbs

Fifth year: 48 bulbs × 2 = 96 bulbs

Sixth year: 96 bulbs × 2 = 192 bulbs

Seventh year: 192 bulbs × 2 = 384 bulbs

Eighth year: 384 bulbs × 2 = 768 bulbs

Therefore, Geoff should expect to have 768 bulbs in his garden in the eighth year if the pattern of doubling the number of bulbs each year continues.

What expression represents "one third of the difference between fifteen and some number"?

Possible Answers:

Answers

one-third = 1/3
difference between fifteen and some number = 15 - p

1(15 - p)/3 should be your best answer

hope this helps

Marcy bought 1/4 pound of chocolate covered caramels at $2.69 a pound and 1/4 pound of coffee at $3.50 a pound how much did the candy cost

Answers

The answer is 67 cents for the candy
its $1.19 dollars I believe.

what is -20 divide it by -2

Answers

-20/(-2)

when you divide two negative numbers, the answer becomes positive:

-20/-2 = 10

10 is your answer

Note for multiplying and dividing: 
two positive numbers will give you a positive answer
one negative numbers and one positive number will give you a negative answer
two negative numbers will give you a positive answer

hope this helps

A rectangular prism has a length of 114 centimeters, a width of 4 centimeters, and a height of 314 centimeters.



What is the volume of the prism?



Enter your answer in the box as a simplified mixed number or a decimal.


cm³

Answers

Hello!
----------
The volume of the prism is 143184 cm^3
----------
WORK: 114*4=456*314=143184
----------
Have a great day!

Jenifer has 4/5 as many pictures on her camera as Luisa does Jennifer has 28 pictures on her camera . how may pictures do Jennifer and Luisa

Answers

I think the answer is 49 photos.
Hope it is correct

determine which statement is true about the zeros of the function graphed below

Answers

We see that the points of the graph of the function never attain a y-value of 0. Thus f is never equal to 0 for real numbers, hence we can disqualify all the necessary answers already (only answer not against this is 2). Nevertheless, we can show that this is the right answer. The graph is called a parabola, so it is represents a second order polynomial. These polynomials have either 2 real or 2 complex solutions. Since this does not have real solutions (at the lowest point of that polynomial the y-value is 4) the correct answer is b).

Answer:

B

Step-by-step explanation:

Make a table showing the probability distribution for the possible sums when tossing two four-sided dice (the sides are numbered 1-4 on each die). (give the probabilities as decimals rounded to four decimal places.)

Answers

We would have the following sample space:
(1, 1), (1, 2), (1, 3), (1, 4)
(2, 1), (2, 2), (2, 3), (2, 4)
(3, 1), (3, 2), (3, 3), (3, 4)
(4, 1), (4, 2), (4, 3), (4, 4)

Those give us these sums:
2, 3, 4, 5
3, 4, 5, 6
4, 5, 6, 7
5, 6, 7, 8

P(sum of 2) = 1/16 =0.0625
P(sum of 3) = 2/16 = 0.125
P(sum of 4) = 3/16 = 0.1875
P(sum of 5) = 4/16 = 0.25
P(sum of 6) = 3/16 = 0.1875
P(sum of 7) = 2/16 = 0.125
P(sum of 8) = 1/16 = 0.0625

A partially eaten bag of grape weighs 5/8 of a pound. The bag of grapes weighed 4 times this amount before any were eaten. What was the original weight of the bag of grapes?

Answers

It weighed 4 times the 5/8 of a pound
4 * 5/8 
That is 5/2, or 2 1/2, or 2.5

Hope this helps

To find the original weight of a bag of grapes before some were eaten, you divide the current weight of 5/8 lb by 4. The calculation reveals that the bag's original weight was 5 pounds.

The question asks us to calculate the original weight of a bag of grapes before it was partially eaten. After eating some of the grapes, the bag now weighs 5/8 of a pound. To find the original weight, we need to determine what weight, when multiplied by 4, would equal 5/8 of a pound. We do this by dividing the current weight by 4 to reverse the multiplication. Using the formula:

Original Weight = Current Weight / 4

So:

Original Weight = (5/8) lb / 4

When we do the calculation:

Original Weight = (5/8) lb / (4/1)

Original Weight = (5/8) lb \(1/4)

Original Weight = (5/32) lb

Since (5/32) lb is equivalent to 5 pounds (when multiplied by 4, it gives 20/32 lb, which simplifies to 5/8 lb), the original weight of the bag of grapes was 5 pounds.

the area of a rectangle is 95 square yard. if the perimeter is 48 yards find the length and width of rectangle

Answers

Try this option:
according to the condition w+l=48 and w*l=95.
Using these two equation:
[tex] \left \{ {{l+w=48} \atop {lw=95}} \right. \ =\ \textgreater \ \ \left[\begin{array}{ccc}l=24- \sqrt{481};w=24+ \sqrt{481}\\ \\l=24+ \sqrt{481};w=24- \sqrt{481}\end{array}[/tex]

factor a^2b^2-7ab+10

Answers

Final Answer:

The factored form of  −7ab+10 is (ab−5)(ab−2).

Explanation:

To factor the expression −7ab+10, we look for two binomials whose product gives the original expression. In this case, the factors are

(ab−5)(ab−2).

Expanding

(ab−5)(ab−2) using the distributive property, we get:

(ab−5)(ab−2)=(ab)(ab)−(ab)(2)−(5)(ab)+(5)(2)

Simplifying each term, we get:

−2ab−5ab+10

Combining like terms, we have:

−7ab+10

Therefore, the factored form of  −7ab+10 is (ab−5)(ab−2).

when the figure below is rotated 90 degrees counterclockwise about the origin what would be the new coordinates of point c?

a (-5,3)
b (3,-5)
c (5,-3)
d (5,3)

Answers

Rotating a figure 90° counterclockwise about the origin results in an ordered pair (x, y) mapping to its image (-y, x).  Thus point C, which is at (3, 5), will map to (-5, 3).
Final answer:

When a point is rotated 90 degrees counterclockwise about the origin, its new coordinates can be found by swapping the x and y coordinates and changing the sign of the new y coordinate. In this case, the new coordinates of point C would be (-3,-5).

Explanation:

When a point is rotated 90 degrees counterclockwise about the origin, its new coordinates can be found by swapping the x and y coordinates and changing the sign of the new y coordinate.

In this case, point C has coordinates (5,-3). When we rotate it, the new x coordinate becomes -3 and the new y coordinate becomes -5. Therefore, the new coordinates of point C would be (-3,-5).

The blue shape is a dilation of the black shape. What is the scale factor of the dilation?

Answers

We are going to evaluate a vertex of both forms.
 blue shape:
 (-5.10)
 black shape:
 (-1,2)
 As one figure is the dilatation of another then:
 k (-1,2) = (- 5,10)
 From here we know:
 -k = -5
 Equivalently:
 2k = 10
 Where we conclude:
 k = 5
 Answer: 
 The scale factor of the dilation is:
 k = 5

Answer:

the asnwer is 5

Step-by-step explanation:

i did this question

The arithmetic sequence 2, 4, 6, 8, 10, . . . represents the set of even natural numbers. What is the 100th even natural number? a100 =

Answers

You can use this rule to find any even natural number.  Multiply the position of the number by 2 to find the number.  In this example, you would take 100 times 2 to get 200.    I used the given pattern to figure this out.  2 x 2 = 4, 2 x 3 = 6, 2 x 4 = 8, 2 x 5 = 10, etc....

Answer:  The 100th even natural number is 200.

Step-by-step explanation:  Given that the following arithmetic sequence represents the set of natural numbers :

2,  4,  6,  8,  10,  .  .  ..

We are given to find the 100th even natural number, i.e., the 100-th term of the sequence.

We know that

the n-th term of an arithmetic sequence with first term a and common difference d is given by

[tex]a_n=a+(n-1)d.[/tex]

For the given sequence, we have

a = 2  and  d = 4 - 2 = 6 - 4 =  .  .  .  =2.

Therefore, the 100-th term of the sequence will be

[tex]a_{100}=a+(100-1)d=2+99\times2=2+198=200.[/tex]

Thus, the 100th even natural number is 200.

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