Investigation on finding a rule for exterior angles
This investigation is for regular polygons
Polygon
Triangle
Square
Pentagon
Hexagon
Octagon
n-gon
Number of
sides (n)
3
4
Exterior angle
120
Find the sum of exterior angles for each polygon
Polygon
Triangle
Square
Pentagon
Hexagon
Octagon
n-gon
Number of
sides (n)
3
4
n
What do your results mean?
Why does this happen?
Sum of exterior angle
3 x 120