the sum of the radius and height of a cylinder is 21 cm and total surface area of the cylinder is 660 square cm find the height of the cylinder
Answers
Answered by
33
r + h = 21
tsa = 2πr(r+h) = 660
2πr(21)= 660
r = 5 cm
h = 16 cm
please comment if you have any doubt
tsa = 2πr(r+h) = 660
2πr(21)= 660
r = 5 cm
h = 16 cm
please comment if you have any doubt
Answered by
2
Its answer be 5cm. i am sure it won't wrong
Krishna1111111111:
its wrong read the question carefully
Similar questions