V=1/3 3.14R^2H R= 2 3/4 H=4
V = (1/3) * 3.14 * R^2 *H ..... R = 2 3/4→ 2.75 and H = 4.... so we have...
V = (1/3) * 3.14 * ( 2.75)^2 * (4) ≈ 31.66 units^2
