Special Angle Pairs

How comfortable are you (now) with naming special angle pairs?

• Very comfortable

• Comfortable

• Not very comfortable

• Not comfortable

• What's a special angle pair?

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.CO.C.9

Which pair(s) of angles are corresponding angles?

• $\angle1$ and $\angle2$

• $\angle1$ and $\angle5$

• $\angle7$ and $\angle3$

• $\angle8$ and $\angle1$

• $\angle2$ and $\angle5$

Tags

CCSS.8.G.A.5

Which pair(s) of angles are consecutive interior angles?

•  $\angle5$  and  $\angle6$ 

• $\angle1$ and $\angle5$

•  $\angle6$  and $\angle3$

•  $\angle7$  and $\angle1$

•  $\angle4$  and $\angle5$

Tags

CCSS.HSG.CO.C.9

Which pair(s) of angles are alternating exterior angles?

•  $\angle2$  and  $\angle8$ 

•  $\angle6$  and  $\angle4$ 

•  $\angle6$  and $\angle3$

•  $\angle7$  and $\angle1$

•  $\angle4$  and $\angle5$

Tags

CCSS.HSG.CO.C.9

Which pair(s) of special angles are congruent?

• Corresponding angles

• Consecutive Interior angles

• Alternating Interior Angles

• Alternating Exterior Angles

• Linear pairs

Tags

CCSS.HSG.CO.C.9

Which pair(s) of special angles are supplementary?

• Corresponding angles

• Consecutive Interior angles

• Alternating Interior Angles

• Alternating Exterior Angles

• Vertical Pairs

Tags

CCSS.HSG.CO.C.9

How comfortable are you (now) with naming special angle pairs?

• Very comfortable

• Comfortable

• Not very comfortable

• Not comfortable

• What's a special angle pair?

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.CO.C.9

If the  $m\angle6=55\degree,$  what is  $m\angle12$  and which rule did you use?

•  $55\degree$  

•  $125\degree$  

• Alternate exterior angles are congruent.

• Alternate exterior angles are supplementary.

• You don't use alternate exterior angles, at all. I used a different rule. 

Tags

CCSS.HSG.CO.C.9

If the  $m\angle11=105\degree,$  what is  $m\angle12$  and which rule did you use?

•  $105\degree$  
  

•   $75\degree$  

• Alternate exterior angles are supplementary.

• Consecutive interior angles are supplementary.

• Linear pairs are supplementary.

Tags

CCSS.HSG.CO.C.9

If the  $m\angle8=50\degree,$  what is  $m\angle10$  and which rule did you use?

•  $130\degree$  
  

•   $50\degree$  

• Alternate exterior angles are complementary.

• Consecutive interior angles are supplementary.

• Neither, I used a different rule.

Tags

CCSS.HSG.CO.C.9