Question 913316
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Hi,
     *[illustration rectangle.png].
L + w = 16 
L = 16-w
Pythagorean Theorem
(16-w)^2 + w^2 = (w+8)^2
256 - 32w + w^2 + w^2 = w^2 + 16w + 64
w^2 -48w +192 = 0
 *[invoke quadratic "x", 1, -48,192]