Question

The curved surface area of a cyclinder is 484cm square and height is 5.5

Answer 1

Answer:r=14cm

Step-by-step explanation:2 pie rh=csa of cylinder

2×22/7×r×5.5=484

44/7×r=484/5.5

44×r/7=88

r=88×7/44

r=2×7=14 cm