What is the relation between ∠1 and ∠2 if AD = CD?

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Class 9 Maths Practice Test: Triangles - Congruence of Triangle — practice the complete quiz, review flashcards, or try a random question.

Two triangles are said to be congruent if all three corresponding sides are equal and all the three corresponding angles are equal in measure.

These triangles can be slides, rotated, flipped and turned to be looked identical. If repositioned, they coincide with each other.


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