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Suppose ABC is an isosceles triangle with ; BD and CE are bisectors of and . Prove that

Answer

In
  [Given]
  [Angles opposite to equal sides of a trinagle are equal]
Also,
            [Halves of equals are equal]
Since BD and CE are two medians
Now, 
In and
From (1)    
From (2)   
   [Common]
   [SAS Congruence rule]
   [By CPCT]

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