Calculate the size of each exterior angle in the regular octagon.
40o
45o
60o
75o
One exterior angle of a regular polygon is 20o. How many sides does it have?
15
16
18
20
Find the value of x.
80o
100o
The sum of angles of a polygon is 2160o .What is the sum of the angles of a polygon with one more side?
2340
2150
2420
2500
Which is the size of one exterior angle of a regular decagon (ten - sided polygon)?
18o
24o
30o
36o
How many sides does a dodecagon have?
12
10
22
Which is the third interior angle of the triangle?
82o
94o
56o
The sum of angles of a polygon is 2160o. Then number of sides of a polygon is
11
13
14
What is the size of one interior angle of a regular polygon with 9 sides.
126o
140o
231.4o
The sum of angles of a polygon is 2700o. How many sides does it have?
17
19