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The angles of a regular pentagon are 108 degrees in measure. That angle can not duplicate and make 360 degrees so it will tessellate or cover 360 without gaps.

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Q: Why are there no crystals that are pentagonal?
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Related questions

How many vertices are in a pentagonal?

A pentagonal what? A pentagonal pyramid or pentagonal prism have different numbers of vertices.


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What does pentagonal look like?

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