Pentagon Rotation

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I saw that beautiful dissection of a hexagon into 3 pentagons, that scales into a dissection of the double hexagon into 9 pentagons, and thought it could Escherize with a mix of side to side rotations and side to self rotations.

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CCGPS AG 1.3.1 Example 3
trigonometric circle
Өнцөг хэмжигчээр хэмжих дасгал
V.Ab. 1
Binarno osnova 2

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三角形
減法
代數
不等邊三角形
積分

Pentagon Rotation

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