Each interior angle of a regular polygon of n sides (n ≥ 3) contains
4n right angles
2(n + 1)/n right angles
2(n - 1)/n right angles
2(n - 2) /n right angles
Find the number of sides of a regular polygon whose each exterior angles has a measure of 60°
6
9
10
8
The sum of the angles of a hexagon is
360°
540°
720°
810°
Sum of the angles of exterior angles of a polygon is
360o
180o
720o
600o
Find the measure of each exterior angle of a regular polygon of 10 sides.
450
36°
40°
90°
The angles of a pentagon in degrees are x°, (x + 20)°, (x + 40)°, (x + 60)° and (x + 80)° . Measure of the largest angle is
78°
148°
68°
158°
Find x in the following figure
100°
130°
125°
110°
Example for a regular polygon is
Square
Rectangle
Triangle
None of these
Each angle of the rectangle measures as
60°
45°
Opposite sides of a parallelograms are
Supplementary
Equal
Not equal
