Which is the size of one exterior angle of a regular decagon (ten - sided polygon)?
18^{o}
24^{o}
30^{o}
36^{o}
Each of the interior angles of a regular polygon is 150^{o}. How many sides does the polygon have?
10
11
12
14
A 10 sided polygon has all its angles equal. How much is each angle?
80
110
144
120
The sum of angles of a polygon is 2700^{o}. How many sides does it have?
15
17
19
20
What is the sum of angles of a polygon with 102 sides.
18000^{o}
16000^{o}
16500^{o}
17400^{o}
One exterior angle of a regular polygon is 20^{o}. How many sides does it have?
16
18
From figure which one is true?
a = x + z
a = x - z
a = y + z
a = x + y
Find the value of x.
60^{o}
80^{o}
40^{o}
100^{o}
The sum of angles of an n sided polygon is
180^{o}
(n - 1) × 180^{o}
(n - 2) 180^{o}
360^{o}
What is the sum of exterior angles of an octagon?
480^{o}
600^{o}
720^{o}