The lenght of marshalls rectangular poster is 2 times its width. If the perimeteyr is 24 inches, what is the area of the poster?
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hey..
l = 2b
perimeter = 2(l+b)
24 = 2(2b+b)
12 = 3b
b = 12/3
b = 4
l = 2×4
l = 8
Area = l×b
=4×8
=32
l = 2b
perimeter = 2(l+b)
24 = 2(2b+b)
12 = 3b
b = 12/3
b = 4
l = 2×4
l = 8
Area = l×b
=4×8
=32
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