A triangle with side lengths a and b and an inscribed rhombus. What is the blue fraction in terms of a and b?
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The inner diamond
Tag: fraction
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House of the rising sun
A semicircle, a circle, a square and an equilateral triangle. The two points are the tangency point and the semicircle centre. What fraction of the total area is yellow?
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Eye of the apple
A circle with an inscribed triangle with an inscribed circle. The centre of the large circle is on the small one. What fraction of the area is blue?
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Three squares a day
Three congruent squares inscribed in a rectangle. What fraction of the total area is green?
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Similar intention
A cyclic quadrilateral and two diagonals. What fraction of its area is blue?
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The holy number
An equilateral triangle and several line segments. What fraction is purple?
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The Transamerica Pyramid
Two squares inscribed in a triangle. What fraction of its area is coloured?
Three squares are placed as shown. What fraction of the total area is green?
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Mickey Mouse
Three regular pentagons and two extended sides. What fraction of the total area is red?
A square containing a rectangle and a tangent quarter circle. What fraction is orange?