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MA_775_DIABLO [31]
4 years ago
10

How to answer this questions

Mathematics
1 answer:
amm18124 years ago
6 0
Complementary is when angles equal 90 degrees.

supplementary is when angles equal 180 degrees.

a)

supp:145 degrees
comp:55 degrees

b)

supp:23 degrees
comp: none

c)

supp:159 degrees
comp:69 degrees
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please help. will give brainliest! :)Tyler is building a fish tank in the shape of a sphere that has a diameter of 20 inches. Ba
defon

Answer:

6

Step-by-step explanation:

volume of sphere= 4 /3πr³= 4/3*3.14*(20/2)³= 4186.67 in³

max number of goldfish = 4186.67/ 693= 6

7 0
3 years ago
Read 2 more answers
What is the value sin 35 = 20/x
RoseWind [281]

Answer:

I got x=4/7

Step-by-step explanation:

hoped I helped:) please correct me if in wrong:)

8 0
3 years ago
Read 2 more answers
2n + 3 = -3.2 what is the answer to n
Vlad1618 [11]

Answer:n=-3.1

Step-by-step explanation:

2n + 3 = -3.2

Subtract 3 on both sides

2n+3-3=-3.2-3

2n=-6.2

Divide 2 on both sides

2n/2=-6.2/2

n=-3.1

6 0
3 years ago
Read 2 more answers
Consider this system of equations. Which equation represents the first equation written in slope-intercept form? 5 x minus 2 y =
frosja888 [35]

Answer:

y = \frac{5x}{2} - 5

Step-by-step explanation:

Given the equation 5x - 2y = 10, to write the equation in slope-intercept form, we need to write it in the standard format y = mx+c where m is the slope/gradient and c is the intercept.

From the equation given  5x - 2y = 10, we will make y the subject of the formula as shown;

5x - 2y = 10\\\\subtract \ 5x \ from \ both \ sides\\\\5x - 2y - 5x = 10 - 5x\\\\-2y = 10-5x\\\\Dividing \ both \ sides\ by  \ -2;\\\\\frac{-2y}{-2} = \frac{10-5x}{-2}\\  \\

y = \frac{10}{-2} - \frac{5x}{-2}  \\\\y = -5 + \frac{5x}{2}\\\\y = \frac{5x}{2} - 5

Hence the equation that represents the first equation written in slope-intercept form is y = \frac{5x}{2} - 5

3 0
3 years ago
The temperature has been going down at a constant rate. In 8 hours it went down 16
igomit [66]
<h3><u>Answer:</u></h3>

<h3>-16 : 8 ✓ </h3>

<h3><u>Solution ( step-by-step ): </u></h3>

The temperature changes -16 degrees ( negative because it wents down ) in 8 hours , So to know the chance per hour, We divide the number of degrees by the number of hours. If we call DT the change of Temperature each hour, we have that:

→ DT = -16 degrees/8 hours = -2 degrees / hour ..

Hope this helps you :) ..

#Carry on learning#..

8 0
2 years ago
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