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Topic: Re: 9, 10, 11, 12 sided figures are called.....
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Posts: 2
From: California
Registered: 2/11/15
Re: 9, 10, 11, 12 sided figures are called.....
Posted: Feb 11, 2015 5:48 PM
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9=nonagon 10=decagon 11=hendecagon 12=dodecahedron 13= triskaidecagon 14=tetradecagon 15=pentadecagon 16=hexadecagon 17=heptadecagon 18=octadecagon 19=enneadecagon 20=icosagon

Just added the last few because I was bored.

This is a very late response.

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