A regular hexagon with a diagonal and a circular arc centred in a side midpoint. What fraction is yellow?
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A regular hexagon with a diagonal and a circular arc centred in a side midpoint. What fraction is yellow?
A regular hexagon and a square share a vertex. What is the area proportion square : hexagon?
A square with an extended side inside another square. What fraction of the latter is blue?
A square contains a right triangle. What fraction is red?
A circle containing an equilateral triangle and three squares. What fraction is purple?
Two congruent concentric equilateral triangles. Prove that the gold fraction is red/blue.
A square with a diagonal and an isosceles triangle. What fraction is brown?
A triangle with a line segment through its centroid and parallel to a side. What faction is dark green?
Two concentric congruent squares and two red rectangles. What fraction of the total area is red?
A square contains a right triangle. What fraction is orange?