Introduction

In geometry, a nonagon is a nine-sided polygon or 9-gon. Calculate its area and perimeter.


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Nonagon Formulas Calculator

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Introduction

In geometry, a nonagon is a nine-sided polygon or 9-gon. Calculate its area and perimeter.

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Description

In geometry, a nonagon is a nine-sided polygon or 9-gon. Calculate its area and perimeter.


A, Symbol for Area;
P, Symbol for Perimeter;
a, Symbol for Side;


tool-img
Figure - 24.1

Area



A=94a2cot180o9




Output


Perimeter



P=9a




Output


Output


References

Figure - 24.1 https://www.redbubble.com/people/keplercat/works/27929051-nonagon-shape-black?p=poster