Question 207092
Perimeter = 2(Length + Width)
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but  per = 70,,and  W=3/4 L,,,,,substituting
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70 = 2(L + .75 L)=2(1.75L) = 3.5L
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or  L= 20,,,,,,W=.75*20=15,,,,feet
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check,, p=2(L+W) =2(20+15)=2*35=70,,,,,ok
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