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Kirsten
Mathematics
18 February, 14:08
A circle has a radius of 30cm what is the area
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Aubrie Richards
18 February, 14:30
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r = 30 cm
formula: A = πr²
A = πr²
A = π30²
A = 900π
if π = 3.14, then the answer is 2,826 cm
if π is not defined, the answer is 2,827.43 cm
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