Chapter 11 Review

What is the SUM of the interior angle measures in a nonagon?

• 1440°

• 900°

• 1080°

• 1260°

What is the SUM of the interior angle measures in a hexagon?

• 720°

• 1080°

• 600°

• 540°

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

• 60°

• 80°

• 108°

• 120°

What is the measure of ONE interior angle in a regular triangle?

• 15°

• 30°

• 60°

• 90°

What is the measure of ONE exterior angle in a regular dodecagon?

• 360

• 12

• 30

• 150

What is the value of x?

• 360
• 120
• 30
• 60

Tags

CCSS.HSG.C.A.3

What are complementary angles?

• Angles that add up to 180°
• Angles that add up to 90°
• Angles that are equal to each other
• Angles that are opposite of each other when lines intersect.

What are supplementary angles?

• Angles that add up to 180°
• Angles that add up to 90°
• Angles that are equal to each other
• Angles that are opposite of each other when lines intersect

What are vertical angles?

• Angles that add up to 180°
• Angles that add up to 90°
• Angles that add up to 360°
• Angles that are opposite of each other when lines intersect and are equal

What is an example of a pair of complementary angles?

• 13° and 45°
• 10° and 170°
• 81° and 9°
• 90° and 3°