1.) In the accompanying diagram of circle O, ADB and AEC are secants, chords BE and CD intersect at F, tangent GH intersects circle O at C, BD = 100°, DE = 70°, and EC = 80°. Find the following.
1. Angle of BAC
2. Angle of BDC
3. Angle of CFE
4. Angle of GCE
5. Angle of AEB