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A circular mirror has a circumference of 30 pi inches. What is the area of mirror?

A circular mirror has a circumference of 30 pi inches. What is the area of mirror?
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2 votes
A circular mirror has a circumference of 30 pi inches. What is the area of mirror?

User Bugnuker
by
8.6k points

1 Answer

3 votes

Answer:

Explanation:

circumference = 2πr

2πr = 30π inches


r=(30\pi)/(2\pi)=15in

Area = πr² = π*15*15 = 225π square inches

User Donastien
by
9.2k points
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