SOLUTION: The length of a rectangle is three times the width . If the perimeter is 36 cm, the width is

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Question 1064471: The length of a rectangle is three times the width . If the perimeter is 36 cm, the width is
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
L=3W
and
P=2L%2B2W=36
L%2BW=18
Substituting,
3W%2BW=18
4W=18
W=18%2F4
W=9%2F2cm
and
L=3%289%2F2%29
L=27%2F2cm