Question

The perimeter of the surface

of a workbook is 36 inches. The
area is 80 square inches. What
are the dimensions of the
workbook?

Answer 1

10 inches by 8 inches

Answer 2

10 inches by 8 inches

The length and with would be half the perimeter: 36/2 = 18

find 2 numbers when added together equal 18 and when multiplied together equal 80.

8 + 10 = 18

8 x 10 = 80