Answer:
c, a, a, c, a
Explanation:
let me know if you want me to explain everyone, but I think you're more looking for the answer, so here they are(with short explanations)
11.c, 100. Vertical angles are congruent.
12.a, 70. Supplementary=180*. We know that B=110(from drawing). 110+70=180
13.a, 70. We know that a is 70 from question 12. vertical angles are congruent, so c=70
14.c, 90. from the attached image, we see that 12 and 3 makes 90* angle.
15.a, AY. Both have the letters AY in their names.
let me know if im correct!