Class 9, Maths, Chapter 6, Exercise 6.3, Solutions
Q.1. In Figure, sides QP and RQ of Δ PQR are produced to points S and T respectively. If ∠ SPR = 135° and ∠ PQT = 110°, find ∠ PRQ.
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Q.2. In Figure, ∠ X = 62°, ∠ XYZ = 54°. If YO and ZO are the bisectors of ∠ XYZ and ∠ XZY respectively of Δ XYZ, find ∠ OZY and ∠ YOZ.
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Q.3. In Figure, if AB || DE, ∠ BAC = 35° and ∠ CDE = 53°, find ∠ DCE.
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Q.4. In Figure, if lines PQ and RS intersect at point T, such that ∠ PRT = 40°, ∠ RPT = 95° and ∠ TSQ = 75°, find ∠ SQT. 
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Q.5. In Figure, if PQ ⊥ PS, PQ || SR, ∠ SQR = 28° and ∠ QRT = 65°, then find the values of x and y.
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Q.6. In Figure, the side QR of Δ PQR is produced to a point S. If the bisectors of ∠ PQR and ∠ PRS meet at point T, then prove that $\angle QTR=\frac{1}{2}\angle QPR$
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NCERT Solutions For Class 9 Maths Chapter 6, Lines And Angles (All Exercises)
Class 9, Maths, Chapter 6, Lines And Angles
Class 9, Maths, Chapter 6, Lines And Angles , Exercise 6.1
Class 9, Maths, Chapter 6, Lines And Angles , Exercise 6.2
Class 9, Maths, Chapter 6, Lines And Angles , Exercise 6.3 ← You are here