An orange square and a blue rectangle with two congruent inscribed circles. What is the angle α?
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A nice percentage
Tag: square
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Sliding down
Two squares share a vertex. One line segment connects their centres, another two vertices. What is the length proportion blue : red?
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The remote corner
A square and a circle. What is the green area?
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Fair and square
Two squares of which three vertices form an isosceles triangle. What is the angle α?
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The push-up
Two squares share a vertex. What’s the proportion x : y in terms of side lengths a and b?
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The glass ceiling
Three squares, two of which share a vertex. What is the total area?
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Three folds
A square divided by three line segments. What’s the proportion yellow : purple?
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Opposing camps
A square containing two overlapping equilateral triangles. What’s the length proportion a : b?
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Égalité
A square with its diagonal and a circle. If red is equal to blue, what’s the angle α?
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The green necktie
A square with several line segments. What fraction is green?