I n f i g u r e X i s t h e b i s e c t o r o f ∠ B a D a n d ∠ B C D . P r o v e t h a t A B = A D . Share with your friends Share 0 Shruti Tyagi answered this Dear student, In ∆ADC and ∆ABC∠DAC=∠BAC --(AX is bisector of ∠BAD)AC=AC --(Common)∠BAC=∠DCA --(AX is bisector of ∠BAD)∴ ∆ADC≅∆ABC --(ASA congruency)⇒AB=AD --(CPCT)Hence proved Regards 1 View Full Answer