Lollipop1287 Lollipop1287

09-11-2017
Mathematics

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The diameter of a circle is 20 feet. Using the formula A = r2, what is the area of the circle? Use 3.14 for pi. ft2

The diameter of a circle is 20 feet Using the formula A r2 what is the area of the circle Use 314 for pi ft2 class=

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chrysanthemum chrysanthemum

09-11-2017

r is radius and radius is half the diameter, so:

A = 3.14(10)^2

A = 3.14(100)

A = 314 square feet

Hope this helps.

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