Practice with
Sum of Interior Angles

Topic Index | Geometry Index | Regents Exam Prep Center


 

Directions:  

Choose the correct answer from the choices listed.
 

1. The sum of the interior angles of a hexagon equals:
360º
540º

720º

 

 

 

2. How many degrees are there in the sum of the interior angles of a nine sided polygon ?
1080º
1260º
1620º 

 

 

3. If the sum of the interior angles of a polygon equals 900º, how many sides does the polygon have?
7
9
10

 

4. How many sides does a polygon have if the sum of its interior angles is 2160º?
14
16

18

 

5. What is a polygon called if the sum of its interior angles equals 1440º ?
Octagon
Decagon
Dodecagon