carolkhan2001 carolkhan2001 21-10-2017 Mathematics contestada ΔDʹEʹFʹ is a dilation of ΔDEF with the origin as the center of dilation. The coordinates of the vertex of ∠DEF are (4, 12). If the scale factor is , what are the coordinates of the vertex of ∠DʹEʹFʹ?