13. name the lines that are only in plane q. 14. how many planes are labeled in the figure? 15. name the plane containing the lines m and f 16. name the intersection of lines m and t 17 name a point that is not coplanar with points a, b, and c 18. are points f, m, g, and p coplanar? explain. 19. name the points not contained in a line shown. 20. what is another name for line t? 21. does line n intersect line q? explain.