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Answer:
AB=AC because both angles and sides are equal
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Answer:
given,
AB=AC
LET AD be the angle bisector of angle BAC.
to prove :BD=CD
proof:----
in ∆ABD and ∆ADC,
AB=AC(given)
angleBAD= angle DAC(given)
AD=AD(common)
:.from SAS criteria,
∆ABD congruent ∆ADC.
:.BD=DC(CPCT).
hence proved...
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