Question

The curved surface area of a round pillar is 2200 cm . If its height is 35 cm, then find the diameter of the pillar.
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Answer 1

Answer:

curved surface area of a cylinder= 2πrh

Step-by-step explanation:

solve this question...

Answer 2

• C.S.A : 2200 cm

• Height : 35 cm

• Radius : ?

$= > \bf \color{red}{csa = 2 \times \pi \times r \times h} \\ = > 2 \times \frac{22}{7} \times r \times 35= 2200 \\ = > \frac{1540}{7} r = {2200 } \\ = > 220 \: r = 2200 \\ = > r = \frac{2200}{220} \\ = > r = 10$