Sum of Interior Angles of Polygons

Front

What is the formula for finding ONE interior angle of a polygon?

Back

S= (n-2)180/n

Front

What is the formula for the sum of the interior angles of a polygon?

Back

S=(n-2)180

Front

What is the measure of ONE interior angle in a regular triangle (3 sides)?

Back

60°

Front

What is the SUM of the angle measures in a nonagon (9 sides)?

Back

1260°

Front

Calculate the sum of the interior angle measures of a polygon with 16 sides.

Back

2520 degrees

Front

What does 'n' represent in the formulas for interior angles?

Back

The number of sides in the polygon.

Front

How many degrees are in the sum of the interior angles of a quadrilateral?

Back

360°

Front

What is the measure of ONE interior angle in a square?

Back

90°

Front

How do you find the sum of the interior angles of a pentagon (5 sides)?

Back

S=(5-2)180=540°

Front

What is the relationship between interior and exterior angles?

Back

1 interior angle + 1 exterior angle = 180°