Posted by taylor on .
The figures are similar. The ratio of the lengths of their corresponding sides is 45:25, or 9:5. Find the ratio of their perimeters and the ratio of their areas. The figures are not drawn to scale.

geometry 
Reiny,
perimeter of two figures = 9 : 5
area of the two figures = 9^2 : 5^2
= 81 : 25