Geometry Tool
Regular Polygon Calculator
Calculate properties of any n-sided regular polygon.
Area
64.9519
Perimeter
30
Interior Angle
120°
Exterior Angle
60°
Σ The Formula
A = (n × s²) / (4 × tan(π/n))
Real World Examples
Hexagon
n=6, s=5 → Area ≈ 64.95
Pentagon
n=5, s=10 → Area ≈ 172.05
# About This Calculator
A regular polygon is a polygon that is equiangular (all angles are equal in measure) and equilateral (all sides have the same length).
- Perimeter: n × side
- Interior Angle: (n - 2) × 180° / n
- Exterior Angle: 360° / n
Frequently Asked Questions
Is Regular Polygon Calculator free to use?+
Yes, Regular Polygon Calculator on Matheric is completely free to use. We believe in accessible education and utility for everyone.
How accurate is Regular Polygon Calculator?+
We use standard mathematical formulas and high-precision computing algorithms to ensure results for Regular Polygon Calculator are accurate for academic and professional use.
Can I use Regular Polygon Calculator on my phone?+
Yes! Regular Polygon Calculator is fully responsive and optimized for all devices, including smartphones, tablets, and desktops.
Do you save my data?+
No. We prioritize your privacy. All calculations are performed in your browser or temporarily processed, and we do not store your personal input data.
How do I report a bug?+
If you notice any issues with Regular Polygon Calculator or have suggestions for improvement, please contact us via the link in the footer. We value your feedback!
Can I request a new feature?+
Absolutely. We are constantly expanding our toolset. Feel free to reach out with your requests, and we might build it next!
About
A regular polygon is a polygon that is equiangular (all angles are equal in measure) and equilateral (all sides have the same length).
- Perimeter: n × side
- Interior Angle: (n - 2) × 180° / n
- Exterior Angle: 360° / n