Question

Find the missing side length.

Assume that all intersecting sides meet at right angles.
Be sure to include the correct unit in your answer.
15 yd
Syd
8 yd
11 yd
6 yd
?

Answer 1

7 yd

Explanation:

The sum of horizontal measures is the same across the top and bottom:

15 yd = 8 yd + ?

7 yd = ? . . . . . subtract 8 yd from both sides

The missing side length is 7 yd.