Lines and Angles grade 9

 $\angle3\ and\ \angle6\ are\ examples\ of\ which\ type\ of\ angle\ pair?$  

• Alternate exterior angles

• Alternate interior angles

• Vertically opposite  angles

• Corresponding angles

W = ?

• 55^o alternate

• 55^o corresponding

• 125^o alternate

• 125^o corresponding

Find the missing angle.  Find x.

• 20^o
• 70^o
• 160^o
• 180^o

Which of the angle pairs below is a pair of corresponding angles?  

•  $\angle7$  and  $\angle5$  

•  $\angle2\$  and  $\angle6$  

•  $\angle2\$  and  $\angle8$  

•  $\angle1\$  and  $\angle5$  

Angles that add up to 180 degrees

• adjacent

• vertical

• complimentary

• supplementary

Which equation would be used to solve for x?

• x + 90 = 42

• x + 42 = 90

• x + 42 = 180

• x - 42 = 180

Calculate the missing angle.

• 110º

• 80º

• 70º

• 60º

Which value of x will show that lines l and m are parallel?

• 20
• 22
• 24
• 25

Which value of x will show that line m is parallel to line r?

• 33
• 25
• 24
• 20

If  m∠7 = 60°, find the measure of ∠4. 

• 65°
• 110°
• 60°
• 75°