If the diameter of the base of a closed right circular cylinder be equ

1.	If the diameter of the base of a closed right circular cylinder be equal to its height h, then its whole surface area is (a) 2πh2 (b) 32πh2 (c) 43πh2 (d) πh2
Answer» If the diameter of the base of a closed right circular cylinder be equal to its height h, then its whole surface area is (a) $2 π h^{2}$ (b) $\frac{3}{2} π h^{2}$ (c) $\frac{4}{3} π h^{2}$ (d) $π h^{2}$

If the diameter of the base of a closed right circular cylinder be equal to its height h, then its whole surface area is (a) 2πh2 (b) 32πh2 (c) 43πh2 (d) πh2

Answer»

If the diameter of the base of a closed right circular cylinder be equal to its height h, then its whole surface area is

(a) $2 π h^{2}$ (b) $\frac{3}{2} π h^{2}$