Question

The area of the base of a right circular cylinder is 154 cm2
and its height is 8 cm. Find the
curved surface area of the cylinder.

Answer 1

Answer:

$2\pi rh = 154c {m}^{2} \\ \\ r \: = 154c {m}^{2} \times 7 \div 2 \times 22 \\ r = 28.5cm$