Missing Angles Lesson

Missing Angles Lesson

Complete the Video and practice problems to practice missing angles!

Multiple Choice

These angles are...

• Complementary

• Supplementary

• Neither

Multiple Choice

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

Multiple Choice

Are these angles complementary, supplementary or neither?

• complementary
• supplementary
• neither

Multiple Choice

What is the measure of the missing angle?

• 39
• 129
• 119
• 129

Multiple Choice

What is an example of a pair of complementary angles?

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

Multiple Choice

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.

Multiple Choice

• x = 118

• x = 108

• x = 28

• x = 58

Multiple Choice

Find the value of x.

• 15
• 30
• 45
• 60

Multiple Choice

• x = 56
• x = 66
• x = 156
• x = 166

Multiple Choice

If the measure of ∠2 is 83°, what is the measure of ∠3?

• 7°
• 17°
• 83°
• 97°

Multiple Choice

What angle pair is pictured?

• Alternate Interior Angles
• Supplementary Angles
• Vertical Angles
• Corresponding Angles

Multiple Choice

Find the missing angle.  Find x.

• 20^o
• 70^o
• 160^o
• 180^o

Multiple Choice

   What is the measure of angle A?

• 100°
• 80°
• 90°
• 180°

Multiple Choice

 What is the measure of angle B?

• 100°
• 80°
• 90°
• 180°

Multiple Choice

∠1 and ∠3 can best be described as what?

• complementary angles
• supplementary angles
• vertical angles
• adjacent angles

Mixed Practice!

Multiple Choice

Work out the size of the missing angle

• 22

• 202

• 20

• 158

Multiple Choice

What is the complement angle to 30°?

• 60°
• 30°
• 150°
• 230˚

Multiple Choice

What is the supplement angle to 42°?

• 48°
• 138°
• 100°
• Not possible

Multiple Choice

Find the missing angle.  Find x.

• 20^o
• 70^o
• 160^o
• 180^o

Multiple Choice

Solve for b

• 141
• 90
• 180
• 39

Multiple Choice

Find the missing angle.

• 43

• 47

• 57

• 67