Circle help Watch

Бербато&
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Report Thread starter 12 years ago
#1
I need to work out the area of a circle that has a circumference of 1000 metres? Can this be done using radians?
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yusufu
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Report 12 years ago
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2(pi)r = 1000
r= 500/(pi)

A = (pi)(500/(pi))² = 250000/(pi) square metres
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