Class 9 Mathematics Chapter 6 Lines and Angles Exercise 6.1 Question 1 NCERT Solutions by JP Sir Question: In Fig. 6.13, lines AB and CD intersect at O. If ∠ AOC + ∠ BOE = 70° and ∠ BOD = 40°, find ∠ BOE and reflex ∠ COE. ☆ Playlist of all videos of this chapter: • Class 9 Maths Chapter 6 Lines and Angles C... ★ Like, Share and Subscribe. / @jpsir 📲 Connect with me: ★ Facebook: / thejpsir ★ Instagram: / thejpsir Watch the full NCERT solution of Class 9 Maths Chapter 6 – Lines and Angles Exercise 6.1 Question 1 explained step-by-step by JP Sir. This video is perfect for CBSE Class 9 students who want clear, easy-to-understand solutions for exam preparation and quick revision. 📚 What’s Covered: ✅ Explanation of Exercise 6.1 Q1 ✅ Important Concepts of Lines and Angles ✅ Quick Tips to Solve NCERT Questions ✅ Perfect for CBSE & NCERT Exam Preparation 🔔 Subscribe to JP Sir for complete Class 9 NCERT Maths Solutions, Chapter-wise Videos, and Exam Tips! #Class9Maths #Exercise6_1 #LinesAndAngles #NCERTSolutions #CBSEClass9 #JPSir #GeometryMadeEasy #MathsTutorial