Question

The lateral surface area of a cylinder is 94.2 cm² and its height is 5 cm .[Take π = 3.14]
Find :
(i) the radius of its base
(ii) its volume
no she is not Angry on you​

Answer 1

Answer:

hii sis

how are you??

Step-by-step explanation:

Here, h = 5 cm, 2πrh = 94.2 cm2.  (i) 2πrh = 94.2  ⇒ 2 × 3.14 × r × 5 = 94.2  ⇒ r = 94. 2/ 2x 3.14x 5 = 3  Hence, base radius of the cylinder = 3 cm Ans. 

(ii) Volume of the cylinder = π r2h  = 3.14 × 3 × 3 × 5 cm3 = 141.3 cm3.

hope it will help you