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Question
In the given pairs of triangles, find which pair of triangles is similar. State the similarity criterion and write the similarity relation in symbolic form:
Sum
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Solution
We have:
`CA/QR=8/6=4/3` and `6/4.5=4/3`
⟹ `(CA)/(QR)=(CB)/(PQ)`
Also, ∠ACB = ∠PQR = 80°
Therefore, by SAS similarity theorem, Δ ACB - Δ RQP.
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Chapter 7: Triangles - EXERCISE 7B [Page 400]
