Q14Multiple choiceExercise 8.1
D and E are the mid-points of the sides AB and AC respectively of ∆ABC. DE is produced to F. To prove that CF is equal and parallel to DA, we need an additional information which is
- (A)∠DAE = ∠EFC
- (B)AE = EF
- (C)DE = EF
- (D)∠ADE = ∠ECF.
Show answer
(C) DE = EF