Question

Find the following ratios for two similar figures.

If the side ratio is 4:17, then the area ratio is.....?

Answer 1

16:81 Scale factor for the sides of these triangles.
k
=
4
9
.
Therefore the ratio of area will be:
k
2
=
Area Triangle A
Area triangle B
k
2
=
(
4
9
)
2
=
16
81