Question

The a area of a rectangle is 285 mm. if the leath is 18 mm what is the perimeter of a rectangle

Answer 1

Area = 285mm²
Length = 18mm

We can find the width by dividing the area by the length.

$\frac{285}{18} = 15.8$ approximately.

2(18) + 2(15.8) = 67.6mm