The difference between the measure of an internal angle to that of an external angle of a regular polygon is 90∘. The value of `n' is
5
7
8
9
(n−4)n×1800 = 900
⇒ n = 8
The difference between the measure of an internal angle and an external angle of regular polygon is 1500. The number of diagonals that can be drawn is -
If the measure of an internal angle is equal to the measure of an external angle of a regular polygon, then the polygon is a -
Ratio of measure of each internal angle to that of an external angle of an `n' sided regular polygon is 11:2. The value of `n' is -
If the ratio of measure of an internal angle to that of an external angle of a regular polygon is 7, then the number of sides that polygon has -
The ratio of the measure of an internal angle to that of an external angle of a regular polygon having 12 sides is -