Question

4.
The circumference of the base of a cylinder is 176 cm and its height is 65 cm. Find
its lateral surface area.
​

Answer 1

Step-by-step explanation:

Given ,base = 176 cm

according to question

2 π r = 176

2× 22/7 × r = 176

r = 176. 7

___ × ___

2 22

r = 28

now ,we have h = 65 cm

lateral surface area= 2 × 22 × 28 × 65

___

7

= 11440 cm²