SOLUTION: Two cones are similar, the ratio of their surface areas is 4 : 1 What is the ratio of their volumes? 2:1 4:1 8:1 16:1

Algebra ->  Surface-area -> SOLUTION: Two cones are similar, the ratio of their surface areas is 4 : 1 What is the ratio of their volumes? 2:1 4:1 8:1 16:1      Log On


   



Question 458262: Two cones are similar, the ratio of their surface areas is 4 : 1
What is the ratio of their volumes?
2:1
4:1
8:1
16:1

Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
Surface area is two dimensional, so the ratio of their side lengths would be the square root, or 2:1. Volume is three-dimensional, so the ratio would be this ratio cubed, or 8:1.