How many Lines of symmetry does a Scalene Triangle Have ? Posted by mathematics Lines of symmetry in a scalene triangle A scalene triangle has no line of symmetry. Related posts: How many Lines of symmetry does a regular Equilateral Triangle Have ? What is a Vertex in geometry – Definition and Examples How many Lines of symmetry does a regular Decagon Have? 2-Dimensional Shapes – Name – Definitions and Properties Introduction to Geometry AAS Congruence Rule Theorem – The line segment joining the mid-points of two sides of a triangle is parallel to the third side. Triangle – Basics of Triangles – Definition and Properties Alternate Exterior Angles – Definition – Examples and Properties How Many Lines of Symmetry does an Isosceles Triangle Have ?