Polygon Interior Angle Sum from Sides
Calculate the sum of interior angles in a polygon from the number of sides.
Table of Contents
20 Number of Sides =
3,240 deg
Representative value from the Polygon Interior Angle Sum from Sides reference table.
Reference Values
Browse 20 reference values with individual detail pages for quick lookup.
Polygon Interior Angle Sum from Sides
Calculate the sum of interior angles in a polygon from the number of sides.
Calculated Result
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Reference Table
Use this complete table for quick lookup and internal linking to specific value pages.
| Number of Sides | Interior Angle Sum |
|---|---|
| 3 Number of Sides | 180 deg |
| 4 Number of Sides | 360 deg |
| 5 Number of Sides | 540 deg |
| 6 Number of Sides | 720 deg |
| 7 Number of Sides | 900 deg |
| 8 Number of Sides | 1,080 deg |
| 9 Number of Sides | 1,260 deg |
| 10 Number of Sides | 1,440 deg |
| 12 Number of Sides | 1,800 deg |
| 15 Number of Sides | 2,340 deg |
| 20 Number of Sides | 3,240 deg |
| 24 Number of Sides | 3,960 deg |
| 30 Number of Sides | 5,040 deg |
| 40 Number of Sides | 6,840 deg |
| 50 Number of Sides | 8,640 deg |
| 60 Number of Sides | 10,440 deg |
| 100 Number of Sides | 17,640 deg |
| 180 Number of Sides | 32,040 deg |
| 360 Number of Sides | 64,440 deg |
| 720 Number of Sides | 129,240 deg |
Frequently Asked Questions
Common questions about Polygon Interior Angle Sum from Sides, formulas, and typical use cases.
What does the Polygon Interior Angle Sum from Sides calculator do?
It helps with finding total interior angle sums in polygon geometry and shape analysis.
What formula does the Polygon Interior Angle Sum from Sides calculator use?
Sum of interior angles = (n - 2) × 180°.
What inputs are valid?
The number of sides must be an integer greater than or equal to 3.
When would I use this?
finding total interior angle sums in polygon geometry and shape analysis
Methodology and Review
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