Question

(iii) If the lateral surface area of a cylinder is 176 cm ^ 2 and its height is 4 cm, then its diameter of the base is​

Answer 1

lateral surface area of a cylinder is equal to 2πrh

lateral surface area = 176

h = 4

d=2r=?

176 = 2 × (22/7) × r × 4

r= 7cm

d= 14cm

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