Question

Curved surface area of a circular cylinder is 6.6 m square . If the radius of the base of the cylinder is 1.4 m, find the hieght

Answer 1

Answer:

ANSWER

Given:

⇒R=0.7m

⇒CSA=4.4 m

2

Let's assume height be x

⇒2πrh=4.4 m

2

⇒2×

7

22

×0.7x=4.4

⇒x=

2×22×0.7

4.4×7

=1m

⇒Height =1m

Step-by-step explanation:

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Answer 2

Answer:

Step-by-step explanation:

C.S.A = 6.6m²

Converting in cm = 6.6 x 10000

= 66000cm²

base = 0.64m = 64 cm

h = ?

C.S.A = 2πRH

⇒ 2 x 22/7 x 64 x h = 66000

h = 66000 x 7 / 44 x 64

= 164.06cm