Polygons Flashcards
Important Formulae
1
Q
Sum of the interior angles =
A
(n-2) 180°
2
Q
Exterior Angle =
A
360°/n
3
Q
Interior Angle =
A
Sum of all interior angles / no of sides.
4
Q
Exterior Angle =
A
180° - Interior angle and vice-versa
5
Q
No of diagonals of a polygon
A
n(n-1)/2 - n