What is a scalene triangle

The video tutorial discusses different types of triangles, focusing on scalene triangles, which have no equal sides. It explains how to identify scalene triangles by using different tick marks on each side to indicate their unequal lengths. The tutorial encourages students to recall prior knowledge about triangle types.

What are the characteristics of a triangle with two equal sides?

Why is it impossible for a triangle to have three equal sides and also one equal side?