Fraction Problem #4

RED SQUARE

A triangle is constructed using side BC and the midpoint of AD. Squares are inscribed within the triangle as shown. What fraction of the square ABCD is red?

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6 thoughts on “Fraction Problem #4

  1. 1/36. What if… it wasn’t the midpoint of AD, and there was a second red square in the corner below the larger inscribed square. Would the combined red area be invariant?

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