The length of a rectangle is 10 inches more than its width. The perimeter is 60 inches. What is the length of the rectangle?
1 Answer
Dec 7, 2016
The length must be 20 inches.
Explanation:
Start with L = W + 10 for an algebraic expression for Length.
Perimeter is 2L + 2W in a rectangle, so write 2(W+10) + 2W = 60.
Now, solve: