SOLUTION: a cylinder has a diameter of 20cm and a lenght of 20cm.what is its volume?
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Question 228625
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a cylinder has a diameter of 20cm and a lenght of 20cm.what is its volume?
Answer by
checkley77(12569)
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Base area=pi*r^2=3.14(20/2)^2=3.14*10^2=31.4 cm^2.
31.4*20=628 cm^2 is the volume.
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