Tessellation with Pentagrins

Author:Anthony OR 柯志明

Explore how to tessellate the plane with "pentagrins" (the concave pentagons) using the given tools in the tool bar. In how many ways can you tessellate the plane with pentagrins?

New Resources

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挂谷问题——三尖瓣形
繪畫垂直線
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Untitled
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IM2 Showing angle are congruent with coordinates - diagram
Longitude and Latitude
Sphere + Plane = ???

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Trapezoid
Rectangle
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