lateral surface area of the cylinder is 176cmsquare and its base area is 38.5cmsquare.then its height.
Answers
Answered by
5
firstly we have to find the radius of the base circle
as area is given
area of circle = πr²
38.5 cm² = 22/7 * r²
38.5 * 7/22 = r²
12.25 = r²
3.5 = r
and lateral surface area of cylinder is also given
So,Lateral surface area=2πrh
2πrh=176
2*22/7*3.5*h=176
h=176*7/2*22*3.5
h=8
So height is 8 cms!
as area is given
area of circle = πr²
38.5 cm² = 22/7 * r²
38.5 * 7/22 = r²
12.25 = r²
3.5 = r
and lateral surface area of cylinder is also given
So,Lateral surface area=2πrh
2πrh=176
2*22/7*3.5*h=176
h=176*7/2*22*3.5
h=8
So height is 8 cms!
Similar questions