Question

A rectangle has a perimeter of 50 inches and a width of 4 inches. What is the length of this rectangle?

Answer 1

21

Explanation:

4 + 4 = 8 (the widths added together)

50 - 8 = 42 (what remains)

42/2 = 21 (the length of the rectangle)

4 + 4 + 21 +21 = 50