Question
A regular polygon with 4k sides is divided into parallelograms. Prove that among these parallelograms there are at least k rectangles. Find the sum of the areas of all the rectangles.
Difficulty level (1 very easy - 10 very hard): 4
Topics:
Geometry
->
Plane Geometry
Geometry
->
Area Calculation
Geometry
->
Solid Geometry / Geometry in Space
->
Polyhedra
->
Regular Polyhedra
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