Introduction

A decagon is a ten-sided polygon or 10-gon, which means that it has ten equal side. Calculate its perimeter and area.


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Decagon Formulas Calculator

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Introduction

A decagon is a ten-sided polygon or 10-gon, which means that it has ten equal side. Calculate its perimeter and area.

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Description

A decagon is a ten-sided polygon or 10-gon, which means that it has ten equal side. Calculate its perimeter and area.


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


tool-img
Figure - 15.1

Perimeter of a decagon



10a




Output


Area of a decagon



52a25+25




Output


References

Figure - 15.1 https://www.tutorvista.com/content/math/area-of-a-decagon/