Find patterns within this table of data and extend the patterns to complete the rentainder of the table. What conjecture can you make about polygon exterior angles from Column 5?
Column 1
Number of
Sides
Column 2 Column 3 Column 4
Sum of the Average Average
Measures of the Measure of an Measure of an
Interior Angles Interior Angle Exterior Angle
Column 5
Sum of the
Measures of the
Exterior Angles
3
180°
60°
120°
120° (3)=
4
360°
90°
90°
90° (4) =
5
lo
540°
1080
0 (5) =
6
120°
(6) =
Conjecture: It appears from the table that the sum of the measures of the exterior angles of any polygon
is always