각의 관계 단원 종합

R.1R.2Find each missing angle.

1. 1
   ? = 
2. 2
   ? = 
3. 3
   ? = 
4. 4
   ? = 
5. 5
   ? = 
6. 6
   ? = 

R.2Find each missing angle. (continued)

1. 7
   ? = 
2. 8
   ? = 

R.1R.2Find each missing angle.

1. 1$95^{\circ }$
2. 2$85^{\circ }$
3. 3$40^{\circ }$
4. 4$50^{\circ }$
5. 5$140^{\circ }$
6. 6$45^{\circ }$
7. 7$110^{\circ }$
8. 8$45^{\circ }$