NiallLovesFood NiallLovesFood

27-07-2016
Mathematics

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The volume of a cone is 16 cubic inches. Its height is 12 inches. What is the radius of the cone?O 2 inO 4 in12 in.O 16 in

The volume of a cone is 16 cubic inches. Its height is 12 inches. What is the radius of the cone?O 2 inO 4 in12 in.O 16 in class=

Verified Answer :

jhonyy9 jhonyy9

27-07-2016

so the volume of a cone = 16 cubic inches
height = 12 in

V= area of base h /3

16 = pir^2 12/3
48 = pir^2 12 divide both sides by 12

4 = pir^2
4 = 3,14 *r^2 divide both sides by 3,14

4/(3,14) = r^2

r^2 = 1,27

r = sqrt1,27

r = 1,126

hope helped

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