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00:00:20 Meaning and use of Coordinate Geometry 00:04:00 Derivation of Distance Formula (Finding distance between two points) 00:16:40 NCERT Exercise 7.1 Questions 1 Find the distance between the following pairs of points : (i) (2, 3), (4, 1) (ii) (– 5, 7), (– 1, 3) (iii) (a, b), (– a, – b) 00:22:00 NCERT Exercise 7.1 Questions 2 Find the distance between the points (0, 0) and (36, 15). Can you now find the distance between the two towns A and B discussed in Section 7.2. 00:24:50 NCERT Exercise 7.1 Questions 3 (Collinear points using Distance formula) Determine if the points (1, 5), (2, 3) and (– 2, – 11) are collinear. 00:34:50 NCERT Exercise 7.1 Questions 4 Check whether (5, – 2), (6, 4) and (7, – 2) are the vertices of an isosceles triangle. 00:40:00 NCERT Exercise 7.1 Questions 5 In a classroom, 4 friends are seated at the points A, B, C and D as shown in Fig. 7.8. Champa and Chameli walk into the class and after observing for a few minutes Champa asks Chameli, “Don’t you think ABCD is a square?” Chameli disagrees. Using distance formula, find which of them is correct. ----------------------------------------- For detailed information and downloads based on Coordinate Geometry: https://www.ashishkumarletslearn.com/cbse/class-10/maths/ncert-solutions/coordinate-geometry/ ----------------------------------------- ::CBSE CHAPTER 7 COORDINATE GEOMETRY CLASS 10 MATHS COMPLETE SYLLABUS IN HINDI:: Chapter 7 Coordinate Geometry YouTube Playlist: https://www.youtube.com/playlist?list=PLvO7gOpVcZGFD4Bb9JIpKczIOyL76DTHG 7(A) || Exercise 7.1 Chapter 7 Coordinate Geometry Class 10 Maths https://www.youtube.com/watch?v=xQ7zMyDOF78 7(B) || Exercise 7.1 Chapter 7 Coordinate Geometry Class 10 Maths https://www.youtube.com/watch?v=tAuU0tiAChI 7(C) || Section Formula Exercise 7.2 Chapter 7 Coordinate Geometry Class 10 Maths https://www.youtube.com/watch?v=e2cSVNWz22A 7(D) || Exercise 7.2 Exercise 7.3 Chapter 7 Coordinate Geometry Class 10 Maths https://www.youtube.com/watch?v=K8ms2Zx1qeA ----------------------------------------- List of all Class 10 Maths Chapters on YouTube: https://www.youtube.com/channel/UCb0cTNWAIFGhIHZ0t3C0LPQ/playlists?view=50&flow=grid&shelf_id=29 Main Website: https://www.ashishkumarletslearn.com Follow Facebook Page for Latest Updates: https://www.facebook.com/AshishKumarLetsLearn YouTube Channel: https://www.youtube.com/AshishKumarLetsLearn Subscribe Now: https://www.youtube.com/AshishKumarLetsLearn?sub_confirmation=1 #CoordinateGeometryClass10 WEBSITE - https://www.ashishkumarletslearn.com/