Question

The length of a rectangle plus its width is 18 cm. The area is 80 sq cm. what are the length and width of the rectangle?

Answer 1

80 units squared

Explanation:

If two sides of a rectangle add up to 18cm and the area is 80 units squared then the length is 10cm, and the width is 8cm. If you add 10 and 8 together you get 18, and if you multiply those you get 80 units squared.