10-03-2020
Mathematics

contestada

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

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devishri1977 devishri1977

10-03-2020

Answer:

Step-by-step explanation:

circumference = 2πr

2πr = 30π inches

[tex]r=\frac{30\pi}{2\pi}=15in[/tex]

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

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