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OpenStudy (anonymous):
What is the volume of a cylinder 20 units high and 10 units in diameter? (a) 78.5 cubic units (b) 314 cubic units (c) 1,571 and 3/7 cubic units (d) 1,570 cubic units ?
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OpenStudy (anonymous):
\[V=\pi r^2h\]
OpenStudy (anonymous):
r is radius h is height
OpenStudy (anonymous):
D=2r 10=2r r=5 so: V=(pi)(5^2)20 V=25*20(pi) V=500pi pi=22/7 V=(500)(22/7) V=11000/7 V=1571+3/7
OpenStudy (anonymous):
cubic units
OpenStudy (anonymous):
Thank you! hahaha.
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OpenStudy (anonymous):
no problem
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