Mr. Mario Barrientos
Senior Instructor
Department of Mathematics
- mario.barrientos@angelo.edu
- Phone
- 325-486-5427
- Office
- Mathematics-Computer Science Building 209
Office Hours
Monday
8 - 9 a.m. & 10 - 11 a.m.
Tuesday
9 - 11 a.m.
Wednesday
8 - 9 a.m. & 10 - 11 a.m.
Thursday
9 - 11 a.m.
Friday
8 - 9 a.m. & 10 - 11 a.m.