Complementary Supplementary Angle

Question:

• 16

• 143

• 17

• 129

Q1. What is the sum of 20 and 23?

• 1) 23

• A) 20

• 2) 44

• 3) 16

Find the missing angle.

• 43

• 47

• 57

• 67

How are these angles related?

• Vertrical

• Complementary 

• Adjacent

• Supplementary 

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

Are these angles complementary, supplementary or neither?

• complementary

• supplementary

• neither

Find the missing angle.  Find x.

• 20^o

• 70^o

• 160^o

• 180^o

If m∠1 = 30°, then m∠3 = 

• 30°

• 60°

• 150°

• undetermined

Find the value of x.

• 14

• 60

• 35

• 180