A rectangle with given side lengths is folded back and forth such that the corner touches the opposite side as shown. What is the minimal shaded fraction?
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Solution
The minimal shaded fraction is 4/9.
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A rectangle with given side lengths is folded back and forth such that the corner touches the opposite side as shown. What is the minimal shaded fraction?
Scroll down for a solution to this problem.
The minimal shaded fraction is 4/9.