Heptagon Calculator
MathCalculate the perimeter, area, and radii of a regular heptagon from its side length.
Area
Area of the regular heptagon.
Perimeter
56.0000
Total perimeter.
Circumcircle Radius
9.2191
Radius of the circle passing through all vertices.
Incircle Radius (Apothem)
8.3061
Radius of the inscribed circle touching all sides.
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Odeh Ahwal0people find this calculator helpful
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Creators
Odeh Ahwal0people find this calculator helpful
Views
Helpful
Saved
Embeds
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Frequently Asked Questions
What is a heptagon?
A heptagon is a 7-sided polygon, sometimes also called a septagon. A regular heptagon has all 7 sides and angles equal.
How is heptagon area calculated?
The regular polygon area formula gives approximately 3.634 times the side length squared for a heptagon specifically.
Can a regular heptagon be constructed with just a compass and straightedge?
No, unlike a regular pentagon or hexagon, a regular heptagon cannot be constructed exactly using only a classical compass and straightedge, a fact proven mathematically. Its interior angle involves an irrational trigonometric value that has no such construction.
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