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math 10-3

0 votes

asked Oct 9, 2015 in CALCULUS by anonymous

1 Answer

0 votes

(1)

Step 1:

The diameter of the hoop is .

.

image

.

The hoop is in the shape of circle.

The area of a hoop is .

Substitute .

The area of the hoop is .

Solution :

The area of the hoop is .

answered Oct 9, 2015 by lilly Expert
edited Oct 9, 2015 by lilly

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