Difference between revisions of "Icosihenagon"
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| − | An '''icosihenagon''' is a polygon with 21 sides. | + | An '''icosihenagon''' is a polygon with 21 sides. The sum of its interior angle is <math>3420^\circ.</math> |
==See Also== | ==See Also== | ||
Latest revision as of 15:42, 23 July 2019
An icosihenagon is a polygon with 21 sides. The sum of its interior angle is 
See Also
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