Marcia drew a plan for a rectangular piece of material that she will use for a blanket. Three of the vertices are ​(-2.6, -1.5), ( -2.6,3.3), and (2.7, 3.3). What are the coordinates of the fourth​ vertex?

The scale factor of what ?

“exterior angles of triangles. an exterior (or external) angle is the angle between one side of a triangle and the extension of an adjacent side. try this drag the orange dots on any vertex to reshape the triangle.” look to get to the answer i explained what it means and other things i hope it you .