Respuesta :

musiclover10045

area = L x W

area = 72

L=18

72= 18 x w

w=72/18 = 4

width is 4 cm


 

choixongdong
Area of rectangle = L x W
                        72 = 18 x W
                   so  W = 72/18
                         W = 4
answer
Width of a rectangle = 4 cm