Question

The rectangles shown are similar. The dimensions are given in inches. What is the width of the smaller rectangle?

Answer 1

12.5 inches

Explanation:

We can use proportions to solve this. The first triangle side over the same side of the 2nd triangle.

50 inches 25 inches

-------------- = -------------

25 inches x inches

Using cross products

50x = 25*25

Divide each side by 50

50x/50 = 25*25/50

x =12.5