Respuesta :

eagerreader
1. 3, 5, 7
2. 4, 6, 8
3. 1&2, 3&4, 1&8
4. line c
5. 180-131=49
6. 180-57=123
7. 180-127=53 (angle 6) 6 and 2 are congruent by alternate interior angles, 2 and 8 are congruent by vertical angles. Angle 8 is 53
8. 90