L=Lenght
W=With
A=Area
L=3W
A=L*W=108
108=3W*W
3W^2=108 Divide with 3
W^2=108/3
W^2=36
W=sqroot(36)
W=6 cm
L=3W
L=3*6=18 cm
A=L*W=18*6=108 cm^2
A rectangle is 3 times as long as it is wide, it's area is 108 square centimeters. What is the length? what is the width?
2 answers
W=Width
2 answers