Question

E

D
A
In the diagram above, why is m/EFD = m/BFC?
O If two angles are supplementary, then their measures are equal.
O If two angles are vertical, then they are congruent.
O If two angles are complementary, then they are congruent.
OIf two angles are a linear pair, then they have equal measure.
F
O If a ray bisects an angle, then it divides it into two congruent angles.
40°
ВА
C

Answer 1

O If a ray bisects an angle, then it divides it into two congruent angles.

Explanation: