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A rectangular piece of paper 11cm×4cm is folded without overlapping to make a cylinder of height 4cm. Find the volume of the cylinder. |
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Answer» ong>Answer: 38.5cmcube Step-by-step explanation: The LENGTH of the PAPER BECOMES the circumference of the base of the cylinder and width becomes hight . Let radius of the cylinder= r and height=h Circumference of the base of cylinder 2r=11cm =2x22/7xr=11 r=7/4cm Now h=4cm Volume of the cylinder (V) =r2h 22/7x7/4x7/4x4cm CUBE =38.5cm cube |
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