Geometry > Polygons > Flashcards
Quadrilateral
4 sides
Pentagon
5 sides
Hexagon
6 sides
Heptagon
7 sides
Octagon
8 sides
Nonagon
9 sides
Decagon
10 sides
Dodecagon
12 sides
11-gon
11 sides
27-gon
27 sides
15-gon
15 sides
Sum of interior angles
(N-2)180*
Sum of exterior angles
360*