Pentadecagon

A 15-sided polygon, sometimes also called the pentakaidecagon. For a regular pentadecagon with side length 1, the inradius 👁 r
, circumradius 👁 R
, and area 👁 A
are

See also

Polygon, Regular Polygon, Trigonometry Angles--Pi/15

Explore with Wolfram|Alpha

Cite this as:

Weisstein, Eric W. "Pentadecagon." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/Pentadecagon.html

Subject classifications