4. Specifically, a correspondence between two triangles is a pairing of each vertex of one triangle with one (and only one) vertex of the other triangle.
5. Line symmetry is when there exists a line (or lines) such that the image of a figure when reflected over the line is itself.
6. 2 to 1 or 2:1 ___________________________________________________________
hope it helps,can i plz get brainliest,have a great day/night
