Math-Stache: Null 'Stache
A clean-shaven face: the null 'stache.
Use this cartoon
Free for classrooms, worksheets, slides and other non-commercial use under CC BY-NC 4.0, with credit to Ben Orlin.
Cartoon by Ben Orlin, Math with Bad Drawings. https://cartoons.mathwithbaddrawings.com/2017-07-12-math-staches--math-stache-null-stache/ (CC BY-NC 4.0)Transcript
Null 'Stache