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

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) $2 {πh}^{2}$ (b) $\frac{3}{2} {πh}^{2}$ (c) $\frac{4}{3} {πh}^{2}$ (d) ${πh}^{2}$