justinc10 justinc10

23-01-2019
Mathematics

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what is the radius of a circle with a area of 100 pie square feet and use the formula A= pie r 2

what is the radius of a circle with a area of 100 pie square feet and use the formula A pie r 2 class=

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musiclover10045 musiclover10045

23-01-2019

The formula is A = π r^2

The area is given as 100π square feet.

replace A with 100π:

100π = π r^2

Divide both sides by π:

100 = r^2

Take the square root of booth sides:

r = √100

r = 10

The radius is 10 feet.

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