Practicing Success
If the numerical value of twice the curved surface area of right circular cylinder is equal to the numerical value of its volume, then what is the numerical value of the radius of the base of the cylinder? |
2 3 5 4 |
4 |
We know that, Curved surface of a cylinder = 2πrh Volume of a cylinder = πr2h According to the question, 2πRH × 2 = πR2H = R = 4 |