Introduction to Polygon

Find the value of X.

• 100
• 120
• 125
• 130

Find the missing angle.

• 75
• 85
• 100
• 45

Find the measure of the angle x.

• 105
• 115
• 65
• 75

What is the sum of the interior angle measures of a convex nonagon?

• 1440°

• 900°

• 1080°

• 1260°

What is the sum of the angle measures of a convex hexagon?

• 720°

• 1080°

• 600°

• 540°

What is the sum of the interior angle measures of an equilateral triangle?

• 60°

• 90°

• 120°

• 180°

What is the measure of one interior angle of a regular pentagon?

• 90°

• 108°

• 120°

• 180°

What is the measure of one interior angle of a regular hexagon?

• 60°

• 80°

• 108°

• 120°

Find the angle sum of the interior angles of the polygon.

• 180° 
• 540° 
• 720° 
• 1080° 

Find the angle Find the angle sum of the interior angles of the polygon. of the polygon.

• 720° 
• 900° 
• 1080° 
• 1260°