Question

thr radius and height of a cylinder are in the ratio 5:7 and its curved surface area is 5500sq.cm. find its radius and height​

Answer 1

Answer:

2πrh = 5500

2×3.14×5x×7x = 220x^2 = 5500

x^2 = 25

then x = 5

hence radius = 5x =5*5 = 25 cm

and height = 7x =7*5= 35 CM

hope it helps