Math, asked by leoHarshit70321, 9 months ago

A sheet of paper 140 cm long & 66 cm broad is rolled along its width to form a cylinder . find its lateral surface area .

Answers

Answered by haridasan85

1

Answer:

Paper-->cylinder

I=2πr=140

r=140/2π

b=h=66

LSA of cylinder = 2πrh

2πx140/2π x66=9240cm2

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