Question

If the lateral surface of a cylinder is 94.2 cm and its height is 5 cm, then
(i) radius of its base (ii) its volume. (Use A = 3.14)​

Answer 1

Answer:

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Answer 2

Lateral surface area (CSA) of cylinder

⇾ 2πrh = 94.2cm²

⇾ 2 × 3.14 × r × 5

⇾ 942/10 cm²

⇢ r = 942/10 × 10 × 3.14

⇢ r = 942 × 100/100 × 3.14

⇢ r = 3cm

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