In circle z, BC-EF and DG-102° and FG-4°
AG is a diameter. Find the measure of each numbered angle.
K and H are points of tangency
1-38
2=
3= 142
4=102
5==
6=
7=
8=
9=
10-
11=
12=
13=
14-
15=
16=
17=
18=
19=
20=
16