Answer:
41 ft
Step-by-step explanation:
so to find the length of the rectangle, you do
9 x 2 = 18 You do this because there are 2 width in a rectangle.
Then you subtract 18 from 100.
100 - 18 = 82.
Then you divide 82 by 2 because there are 2 length in a rectangle.
82/2 = 41.
So the length of the rectangle is 41 ft