3 years ago

The diameter of a circle is 5 ft. Find the circumference to the nearest tenth(urgent)

Mathematics

1 answer:

defon3 years ago

5 0

Answer:

15.71

Step-by-step explanation:

To find the radius, half the diameter because r x 2 = diameter. 5/2 = 2.5

Put in circumference formula C=2πr

c=2 x 3.14 x 2.5

c= 2 x 7.85

c=15.7

Put the value into the circle circumference formula C=2πr

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Answer:

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Step-by-step explanation:

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L = 4x

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A washer and dryer cost $750 combined. The cost of the washer is two times the cost of the dryer. What is the cost of the dryer?

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3 years ago

Evaluate 3+ the square root of x+7-the square root of 3x when x =9

Vedmedyk [2.9K]

~Hello There!~

This is the equation:

$3+\sqrt{x+7} -\sqrt{3x}$

Simply substitute 9 into wherever you see 'x'

$3+\sqrt{(9)+7} -\sqrt{3(9)}$

The answer you get is:

$7-3\sqrt{3}$

Hope This Helps You!

Good Luck :)

Have A Great Day ^_^

- Hannah ❤

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