Question 1109040
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Since the triangles are congruent, their corresponding sides are congruent.



<pre>
     In this problem (in this post), the condition that D is the midpoint of BC, is EXCESSIVE and UNNECESSARY.  

     It is not used in the solution.


     The condition  "&#916; ABD~&#916;ACD"  OVERPOSES the condition that "D is the midpoint of BC".
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