Draw a triangle ABC . Through the vertex ,draw a line parallel to BC

Question

Nonethis much only

Answer 1

This THING that you submitted is not a question; whatever it is, it is demonstrably incomplete.

Answer 2

Draw a triangle, and label the 3 vertices (the points of the triangle) A, B, and C. Draw a line through vertex A that is parallel to the line segment connecting vertex B and vertex C.