<PRE><B>Question 961676</B>
A rectangle is 3 times as long as it is board. If it is x cm long, find its perimeter and area in terms of x.
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L = x
W = x/3
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P = 2L + 2W
P = 2x + 2x/3 = 8x/3
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Area = L*W
= {{{x^2/3}}}
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