1 is 100 degrees 2 is 72 degrees 3 is 9 degrees 4 is 125 degrees 5 is 155 degrees 6 is 91 degrees 7 is x=28 degrees 8 is x=125 degrees 9 is x=35 10. angle 2 is 86 degrees (vertical angles) 11. angle 3 s 94 degrees (supplementary to angle 2) 12. angle 4 is 86 degrees (<4 and <2 are alt. interior angles and are congruent) 13. angle 6 is 86 degrees (<6 and <4 are vertical angles)
