Question

A square piece of a papee of side 12cm is rolled to form a cylinder . find the c.s.a of cylinder

Answer 1

Solution :

Side of a square ( a ) = 12 cm

If square is rolled to form a cylinder,

then

CSA of cylinder = Area of the square

= a²

= 12²

= 144 cm²

••••

Answer 2

Answer ⤵️

To find out the c.s.a of the cylinder we have to find the area of the square.

Area of the square=(side)²

= 12²

= 144 cm²

So the c.s.a of the cylinder is 144 cm²

Step-by-step explanation:

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