(geometry) use the polygon tool to draw the image of the given figure under a dilation with a scale factor

“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 .

That is right sorry i was gonna answer but i already saw his