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In Fig. 13.12, you see the frame of a la...

In Fig. 13.12, you see the frame of a lampshade. It is to be covered with a decorative cloth. The frame has a base diameter of 20 cm and height of 30 cm. A margin of 2.5 cm is to be given for folding it over the top and bottom of the frame. Find

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The correct Answer is:
2200 `cm^(2)`
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