**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 **

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** **Class 9, Maths, Chapter 6, Lines And Angles , Exercise 6.1**

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** **Class 9, Maths, Chapter 6, Lines And Angles , Exercise 6.2**

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** **Class 9, Maths, Chapter 6, Lines And Angles , Exercise 6.3** **← You are here**