docs: Fixed typo in docstring (#2720)

conor-oneill-2 · Conor O'Neill · web-flow · commit f46a593e0928 · 2022-05-15T20:25:48.000Z
Co-authored-by: Conor O'Neill &lt;conoroneill71@gmail.com&gt;
diff --git a/manim/mobject/geometry/line.py b/manim/mobject/geometry/line.py
@@ -1021,7 +1021,7 @@ def from_three_points(
     ) -> Angle:
         """The angle between the lines AB and BC.
 
-        This constructs the angle :math:`\angle ABC`.
+        This constructs the angle :math:`\\angle ABC`.
 
         Parameters
         ----------
