A polygon whose vertex angles are equal (Williams 1979, p. 32).
Equiangular Polygon
See also
Equilateral Polygon, Polygon, Regular PolygonExplore with Wolfram|Alpha
References
Bogomolny, A. "A Property of Equiangular Polygons." http://www.cut-the-knot.org/Curriculum/Geometry/EquiangularPoly.shtml.Williams, R. The Geometrical Foundation of Natural Structure: A Source Book of Design. New York: Dover, 1979.Referenced on Wolfram|Alpha
Equiangular PolygonCite this as:
Weisstein, Eric W. "Equiangular Polygon." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/EquiangularPolygon.html