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2 years ago

11

C= π\2 what is area i'm confused

1 answer:

Svetlanka [38]2 years ago

8 0

C=2πr=π/2
2πr=π/2
4πr=π
r=π/4π=1/4

A=πr^2=(1/4)^2*π=1/16*π

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