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Mathematics
Ryan Mcintyre
20 April, 14:10
Circumference is44 so what is the area?
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Ali Rasmussen
20 April, 14:42
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C (circumference) = 2 x pi x r
so 44 = 2 x 22/7 x r
r = (44/2) / 22/7
r = 7
so area = 22/7 x r^2
= 22/7 x 7^2
= 22x7 = 154sq in
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