Problema Solution
The perimeter of a rectangle is 2p and the diagonal is d. Find the di erence
between the length and the width.
Answer provided by our tutors
2(L*W) = 2p
L2+W2 = d
L2+W2-2LW = d - 2p
(L-W)2 = d-2p
L-W = (d-2p)1/2
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