A square containing a right isosceles and an equilateral triangle. What’s the angle α?
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Under the volcano
Tag: square
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The Pisa experiment
Four squares and an altitude to the top vertex form a right yellow traingle. What is the proportion yellow : green?
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The parrot
Two squares, a diagonal and a line segment. What is red : blue : green?
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Boxed in
A square with an inscribed right triangle. What fraction is yellow?
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An equitable portion
A square, its diagonals and a right triangle. What fraction is green?
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The green deal
Three squares, one of which has a side length of 2. What is the green area?
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Le Petit Nicolas
Two parallel squares with four line segments connecting opposing vertices. Prove that they pass through a single point.
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Emerging from water
Two squares and an extended side. What’s red : green : pink?
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The movie film
Four squares and two shared vertices. What fraction is blue?
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The guylines
Two squares and an extended side. What’s the angle α?