SUM OF INTERIOR ANGLES OF A POLYGON

1.What is the angle sum of smallest possible polygon (Triangle)?

2. What is the number of triangles formed in a 4 sided polygon?

3. What is the sum of angles of a 4 sided polygon?

4. What is the number of Triangles formed in a 5 sided polygon?

5. What is the angle sum of a 5 sided polygon?

6. What do you observe about the relation between the number of sides and the number of triangles formed in a polygon?

7. Based on the above observation what can you say about the sum of angles of any polygon?