각의 관계 단원 종합

J.1J.2Find each missing angle.

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

J.2Find each missing angle. (continued)

1. 7
   ? = 
2. 8
   ? = 

J.3Find the value of x.

1. 9
   $m\angle 1=(3x+20{)}^{\circ }$, $m\angle 2=(2x+31{)}^{\circ }$
2. 10
   $m\angle 1=(2x+20{)}^{\circ }$, $m\angle 2=(x+44{)}^{\circ }$
3. 11
   $m\angle 1=(3x+30{)}^{\circ }$, $m\angle 2=(2x+45{)}^{\circ }$

J.4Name each pair: corresponding, alternate interior, alternate exterior, same-side interior, or vertical.

1. 12
   ∠3 and ∠5: 
2. 13
   ∠4 and ∠6: 
3. 14
   ∠6 and ∠2: 
4. 15
   ∠3 and ∠6: 

J.5The two lines are parallel. Find each missing angle.

1. 16
   ? = 
2. 17
   ? = 

J.5The two lines are parallel. Find each missing angle. (continued)

1. 18
   ? = 
2. 19
   ? = 

J.6Find each missing angle.

1. 20
   ? = 
2. 21
   ? = 
3. 22
   ? = 
4. 23
   ? = 

J.1J.2Find each missing angle.

1. 1$45^{\circ }$
2. 2$85^{\circ }$
3. 3$100^{\circ }$
4. 4$35^{\circ }$
5. 5$135^{\circ }$
6. 6$115^{\circ }$
7. 7$60^{\circ }$
8. 8$110^{\circ }$

J.3Solve for x with Angle Relationships

1. 9$x=11$
2. 10$x=24$
3. 11$x=15$

J.4Transversals of Parallel Lines: Name Angle Pairs

1. 12same-side interior
2. 13same-side interior
3. 14corresponding
4. 15alternate interior

J.5Transversals of Parallel Lines: Find Angles

1. 16$115^{\circ }$
2. 17$50^{\circ }$
3. 18$105^{\circ }$
4. 19$70^{\circ }$

J.6Angle Relationships Review

1. 20$50^{\circ }$
2. 21$52^{\circ }$
3. 22$135^{\circ }$
4. 23$60^{\circ }$