Question

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

Answer 1

Answer:

The lateral surface area of the cylinder  is the same as the area of the rectangular sheet of paper

 thus  lateral surface area   = l * b=   140 * 66

                                                =     9240 sq cm

Step-by-step explanation:

Answer 2

Lateral Surface area is equal to the area of rectangular sheet

lateral Surface area = l*b

=140×66 cm^2

= 9240 cm^2

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