the ratio of the curved surface to the total surface area of a right circular cylinder is 3:5. Find the ratio of the height to the radius of the cylinder
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Answered by
6
Answer:
Step-by-step explanation:
ratio given of CSA and TSA = 3:5
=2πrh / 2πr(r+h) = 3/5
=h/(r+h) = 3/5
=3h = 5(r+h)
=3h-5h= 5r
∴2h= 5r
∴height of cylinder : radius of cylinder = 2:5
hope it helps.........
Answered by
1
Answer:
Step-by-step explanation:
ratio given of CSA and TSA = 3:5
=2πrh / 2πr(r+h) = 3/5
=h/(r+h) = 3/5
=3h = 5(r+h)
=3h-5h= 5r
∴2h= 5r
∴height of cylinder : radius of cylinder = 2:5
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