Question

A sandcastle mold is in the shape of a cone, with a diameter of 4 meters and a height of 6 meters. What volume of sand is needed to fill the mold? Use 3.14 for π
.(1 point)
Responses

100.48 cubic meters
100.48 cubic meters

150.72 cubic meters
150.72 cubic meters

25.12 cubic meters
25.12 cubic meters

75.36 cubic meters

Answer 1

Volume of a cone = (1/3)πr^2h. Here r = 4/2 = 2 m, h = 6 m.

V = (1/3)(3.14)(2^2)(6) = (1/3)(3.14)(4)(6) = (1/3)(75.36) = 25.12 cubic meters.

Answer: 25.12 cubic meters.