Class 9 Maths, Ex 5.3 (All Questions) Chapter 5 | Up And Down & Round | Ganita Manjari | 2026-27

Class 9 Maths | Exercise 5.3 (All Questions) | Chapter 5 – I'm Up and Down, and Round and Round | Ganita Manjari | New NCERT 2026-27 EXERCISE 5.3 00:00 Intro 0:37 Recap 1:41 Theorem 4 9:42 Question 1 17:48 Question 2 28:33 Question 3 Welcome to Brain Tree – Maths with Akshay Sir! In this video we solve Exercise 5.3 (All Questions) of Chapter 5 – I'm Up and Down, and Round and Round, from the Class 9 Ganita Manjari (New NCERT) textbook. Every question is explained in a simple, step-by-step method, making it easy for students to understand and score well in exams. 📖 THEOREM COVERED IN THIS VIDEO 🔹 Theorem 4: The line joining the centre of a circle and the midpoint of a chord of the circle is perpendicular to the chord. 📝 EXERCISE 5.3 – QUESTIONS SOLVED Q1. Can you explain why the converse to Theorem 4 is true, i.e., why does the perpendicular from the centre of a circle to a chord of the circle bisect the chord? Q2. An isosceles triangle ABC is inscribed in a circle, with AB = AC. Show that the altitude from A to BC passes through the centre of the circle. Q3. Two parallel chords of lengths 6 cm and 8 cm are on opposite sides of the centre of a circle. If the radius of the circle is 5 cm, find the distance between the midpoints of the chords. ✨ In this video: ✅ Exercise 5.3 – All Questions Solved ✅ Theorem 4 explained with diagram ✅ Perpendicular from centre bisects the chord ✅ Baudhāyana–Pythagoras applied to chords ✅ Easy & Exam-Oriented Explanation ✅ Step-by-Step Method ✅ New NCERT 2026-27 | Class 9 Ganita Manjari 📌 If this video is helpful, please: 👍 Like the video 💬 Comment your doubts — I reply 📤 Share with your classmates 🔔 Subscribe to Brain Tree – Maths with Akshay Sir for every exercise of Class 9 Maths ▶️ Previous: Exercise 5.2 ▶️ Next: Exercise 5.4 ▶️ Full Chapter 5 Playlist #Class9Maths #Exercise5.3 #Chapter5 #UpAndDownAndRound #GanitaManjari #NewNCERT #NCERTMaths #Class9 Class 9 Maths Class 9 Maths Chapter 5 Class 9 Maths Exercise 5.3 Ex 5.3 Class 9 Maths Exercise 5.3 Class 9 Maths Chapter 5 Up And Down And Round I'm Up And Down And Round And Round Up And Down And Round And Round Class 9 Up And Down And Round And Round Chapter 5 Circles Class 9 Chords Class 9 Class 9 Circles Chapter Theorem 4 Class 9 Circles Perpendicular From Centre Bisects Chord Midpoint Of Chord Perpendicular Isosceles Triangle Inscribed In Circle Parallel Chords Distance Between Midpoints Ganita Manjari Class 9 Ganita Manjari Chapter 5 Ganita Manjari Exercise 5.3 Class 9 Ganita Manjari Solutions New NCERT Class 9 Maths New NCERT 2026 Class 9 NCERT Maths Class 9 NCERT Class 9 Maths CBSE Class 9 Maths Class 9 Mathematics Class 9 Maths Solutions Class 9 NCERT Solutions Exercise 5.3 All Questions Complete Exercise 5.3 Chapter 5 All Questions Class 9 Chapter 5 Full Solution Maths Chapter 5 Solution Easy Maths Solution Exam Preparation Class 9 Class 9 Maths Hindi Medium Class 9 Maths English Medium Class 9 Maths One Shot Brain Tree Maths Maths With Akshay Sir