Question

find the missing side length. assume that all intersecting sides meet at right angles. include the correct unit in your answer. 7 ft 12 ft 8 ft 9 ft 16 ft ?

Explanation:

Step1: Analyze vertical side - lengths

The total vertical length on the left is 12 ft. The vertical length on the upper - right part is 8 ft.

Step2: Calculate the missing vertical side - length

We subtract the known vertical length from the total vertical length. Let the missing side length be $x$. Then $x = 12 - 8=4$ ft.

Answer:

4 ft