b20jackson b20jackson

01-05-2020
Mathematics

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if the circumference is 16pi then what is the area

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wegnerkolmp2741o wegnerkolmp2741o

01-05-2020

Answer:

A = 64 pi

Step-by-step explanation:

The circumference can be found by

C = 2 * pi *r

16 pi = 2 * pi *r

Divide each side by 2 pi

16 pi/ 2 pi = 2 * pi *r/ 2 pi

8 =r

The radius is 8

To find the area

A = pi r^2

A - pi (8)^2

A = 64 pi

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