The length of a rectangle is 2 cm more than its width. If the perimeter is 36 cm, what is the width?
Note
Let the width be w. Then length is w + 2. Perimeter is 2(length + width), so 2((w + 2) + w) = 36. This gives 4w + 4 = 36, so w = 8 cm.
The length of a rectangle is 2 cm more than its width. If the perimeter is 36 cm, what is the width?
Let the width be w. Then length is w + 2. Perimeter is 2(length + width), so 2((w + 2) + w) = 36. This gives 4w + 4 = 36, so w = 8 cm.