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Question

A company packages its milk powder in cylindrical container whose base has a diameter of 14 cm and height 20 cm. Company places a label around the surface of the container (as shown in the figure). If the label is placed 2 cm from top and bottom, what is the area of the label.
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Solution

Givenn:
d=14cm and h=20cm

Height of the label =2022=16 cm

Radius =d2=142=7 cm

Area of the label =2πrh=2×227×7×16=704 sq cm

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