Question

find radius of cylinder csa 154 cm2 height 7 cm​

Answer 1

Answer:

surface area of cylinder = 2πrh

154 cm^2 = 2 × 22/7 × r × 7 ( π = 22/7 )

154 = 2 × 22 × r

154 = 44 × r

154/44 = r

3.5 = r

r = 3.5

Answer 2

Answer:

3.5 cm

Step-by-step explanation:

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