A.9:36
scale factor
The ratio of their surface areas is the square of the ratio of the lengths. Since the ratio of the lengths is 4-1, then the ratio of the surface areas is 4^2-1^2 or 16-1.
9:25
16:49
One advantage of the prismoidal formula is that you can use it toA. calculate both volume and surface area. B.determine volumes of figures that aren't prismoids. C.calculate precise volumes of all prismoids. D. estimate the volume of solids that are combinations of other solids.
64 729
64:729
125:216
If the ratio of side lengths is 49 (that is 49 to 1) then the ratio of their volumes is 493 to 1, which is 117,649 to 1.
4 to 1.
scale factor
7:10
16:1
18:32
16:25
9 36
4:25