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
9 - 10 a.m. & 11 a.m. - 1 p.m.
Tuesday
11 a.m. - Noon
Wednesday
9 - 10 a.m. & 11 a.m. - 1 p.m.
Thursday
11 a.m. - Noon
Friday
9 - 10 a.m. & 11 a.m. - 1 p.m.