Asked by carla

the length of a rectangular portrait is 2.5 times the width. the perimeter is 28 feet. what is the length of the portrait
Answered by San
P=2(L+w)

28=2(2.5w+w)

28/2=3.5w

14/3.5=w

w=4

I found the width for you now use that information to find the length. I also gave the formula for the perimeter of a rectangle.
Answered by Bob
the answer is

10
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