# NCERT Mathematics Class 10 Exemplar Ch 6 Triangles Part 2

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9. It is given that , , and . Then, the following is true:

(A) (B)

(C) (D)

Answer: B

10. If in triangles ABC and DEF, , then they will be similar, when

(A) (B)

(C) (D)

Answer: C

11. If Δ , and , then PR is equal to

(A) (B)

(C) (D)

Answer: A

12. If S is a point on side PQ of a Δ PQR such that , then

(A) (B)

(C) (D)

Answer: C