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Question

Total surface area of a cylinder whose radius is 4 cm and height is 10 cm is .

A
452 cm2
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B
342 cm2
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C
352 cm2
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D
652 cm2
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Solution

The correct option is C 352 cm2
Given, the radius of the cylinder, r=4 cm
and height of the cylinder, h=10 cm

Total surface area of the cylinder =2πr(r+h)=2π×4(4+10)=2×227×4×14=352 cm2

Total surface area of the cylinder is 352 cm2.

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