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Mathematics, 12.06.2021 14:00 WolfMeadows
see attachment :)) I've been stuck on this question forever... I do not understand how they got 2r^2-60r-45=0. I know the formula for the area of the circle is r^2 pi... but still... Can someone answer the question with explanation?
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You know the right answer?
see attachment :)) I've been stuck on this question forever... I do not understand how they got 2r^2...
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