Angle relationships

What type of angle is shown?

• acute

• obtuse

• right 

• straight

What type of angle is shown?

• acute

• obtuse

• right

• straight

What type of angle is shown?

• acute

• obtuse

• right

• straight

The angle relationship shown is -

• complementary angles

• supplementary angles

• vertical angles

• angle bisector

∠1 and ∠3 can best be described as -

• complementary angles

• supplementary angles

• vertical angles

• adjacent angles

The angle relationship shown is - 

• complementary angles

• supplementary angles

• vertical angles

• adjacent angles

If m∠1 = 30°, then m∠3 = 

• 30°

• 60°

• 150°

• undetermined

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 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 vertical angles?

• Angles that are adjacent to each other

• Angles that add up to 180°

• Angles that are opposite of each other when lines intersect

• Angles that add up to 90°