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Find the area of a circle having a circumference of 3pi A=? 2.25pi 3pi 9pi
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3 votes
Find the area of a circle having a circumference of 3pi

A=?
2.25pi
3pi
9pi

User JNF
by
6.3k points

1 Answer

4 votes
circumference = 2 * PI * radius
radius = circumference / 2 * PI

radius =3 PI / 2 PI
radius = 1.5 PI

Circle Area = PI * radius ^2
Circle Area = 2.25 PI

User Chhorn Soro
by
6.3k points
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