A B = BC, angleA = angle C and angleABD=angle CBE prove that CD = AE
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In the figure, AB = BC, ∠A = ∠C and ∠ABD = ∠CBE. Prove that CD = AE.
Sol. We have,∠ABD = ∠CBE [Given]
Adding ∠DBE both sides, we get∠ABD + ∠DBE = ∠CBE + ∠DBE ⇒∠ABE = ∠CBD
Now, in ΔABE and ΔCBD,
∠BAE = ∠BCD[Given]
AB = BC[Given]
∠ABE = ∠CBD[Proved above]
∴By ASA congruency, ΔABE ≅ΔCBD
Hence, by CPCT, CD = AE Proved.
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I don't know I'm sorry
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