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Need help with this ASAP, this is my last class and I need to finish it by Today
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5 votes
Need help with this ASAP, this is my last class and I need to finish it by Today

Need help with this ASAP, this is my last class and I need to finish it by Today-example-1
User Clem
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1 Answer

5 votes
volume of a cone = 1/3(pi)(r)^2(h)
640 = 1/3(3.14)(r^2)(12)
640 = 1.05(r^2)(12)
640 = (12.6)(r^2)
divide 12.6 on both sides
50.79 = r^2
square root on both sides because r is squared
7.13 = r

so the answer is 7.13
User FitzFish
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5.4k points
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