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OpenStudy (anonymous):
Find the area of the circle below. Use your calculator and round your final answer to the nearest hundredth.
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OpenStudy (anonymous):
OpenStudy (jdoe0001):
Area of a circle = \(\bf \pi r ^2\) r = radius = \(\bf \cfrac{diameter}{2}\)
OpenStudy (anonymous):
Diameter is 60?
OpenStudy (jdoe0001):
yes
OpenStudy (anonymous):
Radius is 30 then.
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OpenStudy (jdoe0001):
yes
OpenStudy (anonymous):
2826 is my answer?
OpenStudy (jdoe0001):
2827.433
OpenStudy (jdoe0001):
well, to the nearest hundreths, that is the nearest 1/100 2927.43
OpenStudy (anonymous):
2826 - 2827.43 The answer was there, but it was looking for that. ^
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