Answer:
Option B and C are the correct option.
B. <LRE and <FRA
C. <TRF and <NRL
Vertically opposite angles:
please see the attached picture..
< AOC and <BOD are formed by the intersected line segments and they lie to the opposite sides of the common vertex. They are called Vertically Opposite Angles. <AOD and <BOC are another pairs of Vertically Opposite Angles. Vertically opposite angles are always equal.
Hope this helps...
Good luck on your assignment..
