Angle Properties

If ∠COB is 124°, then what is ∠BOD? How are they related?

• 56°, they are supplementary
• 90°, they are complementary
• 124°, they are vertical

Tags

CCSS.7.G.B.5

If angle 6 is 25 degrees, how many degrees is angle 7? State the property used.

• 25 degrees, vertically opposite angles

• 155 degrees, interior angles

• 25 degrees, corresponding angles

• 155 degrees, adjacent angles on a straight line

Solve for x.

• 16
• 11
• 50
• 6

7) It is given that  the lines  $l_1$  and  $l_2$  are parallel.

Which of the following statements are True?

•  $\angle5=\angle1=\angle4$  
  

•  $\angle2+\angle3+\angle4=360\degree-\angle6$  
  

•  $\angle3=180\degree-\angle8$  

•  $\angle1+\angle2=180\degree$  

8) Given the two parallel lines below, which of the following pairs of angles are interior angles?

•  $\angle2$  and  $\angle7$  
  

•  $\angle6$  and  $\angle8$  
  

•  $\angle4$  and  $\angle3$  

•  $\angle1$  and  $\angle2$  

9) Given the two parallel lines below, choose all the options that represent corresponding angles.

•  $\angle5$  and  $\angle3$  
  

•  $\angle3$  and $\angle8$  
  

•  $\angle2$  and $\angle7$  
  

•  $\angle6$  and $\angle4$  
  

Find the value of x & state the relationship of the angles.

• x = 133. They are vertically opposite angles.

• x = 47. They are corresponding angles.

• x = 133. They are alternate angles.

• x = 47. They are interior angles.

Find x and y.

• 130,130

• 50, 130

• 50, 50

• 130, 50