Question

4. If the lateral surface of a cylinder is 94.2 cm and its height is 5 om d) radius of its base (ii) its volume. (Use pie= 3.14)​

Answer 1

Answer:

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Answer 2

Given, h=5cm

⇒Let radius =r

(i) Radius of its base

⇒94.2cm^2

=2πrh

⇒94.2 cm =2×3.14×r×5cm

⇒r=3cm

(ii) Volume of cylinder

⇒πr^2h

=3.14×3×3×5

=141.2cm^3