Question

In the given figure if AB = AD, AC = AE and ∠ = ∠ , then prove

that BC =DE.
Fast please​

Answer 1

Answer:

ANSWER

It is given that ∠BAD=∠EAC

∠BAD+∠DAC=∠EAC+∠DAC [add ∠DAC on both sides]

∴∠BAC=∠DAE

In △BAC and △DAE

AB=AD (Given)

∠BAC=∠DAE (Proved above)

AC=AE (Given)

∴△BAC≅△DAE (By SAS congruence rule)

∴BC=DE (By CPCT)

Step-by-step explanation:

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