Question

given the perimeter of a rectangle and either the length or width, find the unknown measurement using the appropriate formula. The perimeter is 54cm, and the length is 15cm.

Answer 1

54-(15x2) divided by 2 = 12
54 - 15 = 39
39-15=24
24 divided by 2=12

Length:15
Width:12
Perimeter:54