Geometry - Lesson Polygon Angles

Geometry - Lesson Polygon Angles

Multiple Choice

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

• 1440°
• 900°
• 1080°
• 1260°

Multiple Choice

What is the measure of ONE interior angle in a regular hexagon (6 sides)?

• 60°
• 80°
• 108°
• 120°

Multiple Choice

The sum of the interior angles of a polygon is 2160 degrees. How many sides does this figure have?

• 10

• 12

• 14

• 16