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Efrain French
Mathematics
9 August, 13:17
A circle has area of 361pi cm2 what is the radius
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Gunnar Blanchard
9 August, 13:46
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Circle Area = PI * radius^2
If you know the area then
radius = square root (Area / PI)
radius = square root (361 / PI)
radius = square root (114.91)
radius = 10.7 2
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