<P> A triangle is a polygon with three edges and three vertices . It is one of the basic shapes in geometry . A triangle with vertices A , B , and C is denoted △ A B C ( \ displaystyle \ triangle ABC ) . </P>
<P> A triangle is a polygon with three edges and three vertices . It is one of the basic shapes in geometry . A triangle with vertices A , B , and C is denoted △ A B C ( \ displaystyle \ triangle ABC ) . </P>
what is the definition of triangle in math
what is the definition of triangle in math
a polygon with three edges and three vertices
a polygon with three edges and three vertices