Angle Intro

Supplementary Angles add up to

• 180*

• 100*

• 90*

• 360*

Complementary Angles add up to

• 180

• 90

• 100

• 360

Vertical angles are always

• next to each other

• across from each other

• equal in degrees

• complimentary

adjacent angles

• add up to 180

• are across from each other

• are next to each other

• add up to 90

Which is the correct way to name ∠q?

• ∠RqP

• ∠Q

• ∠PQR

What is the measure of ∠CAD?

• 30^o

• 90^o

• 60^o

• 45^o

This angle is written as......

•  ∠ABC

•  ∠ACB

• ∠BCA

• ∠CAB

One way this angle can be named is:

• ∠ABC

• ∠ACB

• ∠BCA

• ∠CAB

what angles have a measure less than 90*

• acute

• obtuse

• right

• straight line