Question

The volume of a cylinder is 352 cm and its height is 7 cm. Find its radius and curved
surface area.​

Answer 1

Answer is in the attachment.

I hope it helps you.

Answer 2

volume of cylinder_- pi r saquare into height

$=22 \div 7 \times r \times r = 352 \\ r ^{2} = 352 \div 22 = 16 = r = \sqrt{16} = 4 \\ csa = 2\pi \: r \times h = 2 \times 22 \div 7 \times 4 \times 7 = 176cm \: ans$