Respuesta :
The Line That Defines The Edge Of A Shape Is Called The Outline.
Answer:
Boundary
Step-by-step explanation:
A boundary is a line that shows the form of a figure, it defines its area and indicates the border of it. Also, the boundary of a shape determines the perimeter of it that is equal to the sum of the sides lenght. According to this, the answer is that the line that defines the edge of a shape is called the boundary.
