Interior Angles of Polygons Quiz

What is the sum of the interior angles of a triangle?

• 180°

• 360°

• 540°

• 720°

Tags

CCSS.8.G.A.5

How much does each interior angle of a regular quadrilateral measure?

• 60°

• 90°

• 120°

• 108°

What is the sum of the interior angles of a pentagon?

• 360°

• 540°

• 900°

• 720°

If a polygon has 6 sides, what is the sum of its interior angles?

• 540°

• 720°

• 900°

• 1080°

What is the measure of each interior angle in a regular hexagon?

• 135°

• 108°

• 120°

• 128.57°

How many degrees are added to the sum of interior angles when a side is added to a polygon?

• 90°

• 180°

• 270°

• 360°

What is the sum of the interior angles of an octagon?

• 720°

• 900°

• 1080°

• 1260°

How is the sum of interior angles calculated for any polygon?

• (n+2) × 180°

• n × 180°

• (n−2) × 180°

• (n−3) × 180°

What is the measure of each interior angle in a regular decagon (10 sides)?

• 160°

• 152°

• 144°

• 136°

For a regular polygon, how is the measure of each interior angle found?

• n × 180° / (n−2)

• (n−2) × 180° / n

• (n−2) × 180° / (n+2)

• (n−2) × 90° / n