බහූ අශ්‍ර අභ්‍යාස 1
 
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 9000, 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
14400 ?
Octagon
Decagon
Dodecagon

 

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