Theorem 6.1 Class 9 | If Two Lines Intersect, Then Vertically Opposite Angles Are Equal

Theorem 6.1 Class 9 | If Two Lines Intersect, Then Vertically Opposite Angles Are Equal Theorem 6.1 class 9 maths In this Class 9 Maths video, we explain Theorem 6.1 from Chapter 6 – Lines and Angles (NCERT). Learn how vertically opposite angles are always equal when two lines intersect. This is a very important concept in geometry and regularly appears in CBSE exams. 🧠 Explained with diagrams, logic, and step-by-step proof. ✅ Watch till the end and don’t forget to like, share & subscribe to RAJAN SIR for more maths videos. 📘 Topics Covered: Theorem 6.1 Statement & Explanation Geometrical Diagram Proof of Theorem Real-life Example Class 9 CBSE Important Question Tips 🎯 Suitable for: CBSE | NCERT | Class 9 | Term Exams | Board Foundation #Class9Maths #Theorem6_1 #LinesAndAngles #NCERTMaths #VerticallyOppositeAngles #CBSEMaths #MathsWithRajanSir #GeometryClass9 #MathsLecture #Class9Chapter6