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Question
In each of the given pairs of triangles, find which pair of triangles are similar. State the similarity criterion and write the similarity relation in symbolic form:
Solution
We have:
∠BAC = ∠PQR = 500
∠ABC = ∠QPR = 600
∠ACB = ∠PRQ = 700
Therefore, by AAA similarity theorem, Δ ABC – QPR
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