The teacher has now been suspended pending investigations after a video of him having sex with a matric student went viral on social media, iMzansi reports.
The teacher was being secretly filmed by another student while he had sex with the female student in the school toilet.
The clip of about 2 minutes shows the teacher sitting on the toilet seat with the grade 12 student on top enjoying.
The incident allegedly occurred in the male toilets. An eye witness said : "These two have been an item for long now with the maths teacher, and she passes every test. Now we know how."
Another eye witness said: "Kodwa he is married, she is happy being side bae. Everyone knows he is promiscuous."
Student teacher relationship is prohibited and if convicted, the teacher might lose his teaching post. The principal of the said school refused make any comment when quizzed by news agents, saying the matter would be treated as an internal matter.