3D Geometry Class 12 Chapter 11 Part 1 | Direction Cosines & Ratios | NCERT | Faiz Sir скачать в хорошем качестве

3D Geometry Class 12 Chapter 11 Part 1 | Direction Cosines & Ratios | NCERT | Faiz Sir

Class 12 Maths Chapter 11 – Three Dimensional Geometry | Part 1 | NCERT | By Faiz Sir Is video me hum Class 12 Maths Chapter 11 – Three Dimensional Geometry ka first part cover kar rahe hain. Is part me 3D Geometry ka introduction, Direction Ratios, aur Direction Cosines ko examples aur questions ke saath step-by-step samjhaya gaya hai. 📌 Topics Covered in This Video: ✔ Introduction to Three Dimensional Geometry ✔ Direction Ratios and Direction Cosines ✔ Direction Cosines of a Line Passing Through Two Points ✔ Collinearity of Points in 3D ✔ Direction Cosines of Coordinate Axes ✔ Triangle Side Direction Cosines ✔ NCERT Examples & Important Questions 📘 Examples & Questions Discussed: • Direction cosines from given angles • Direction cosines from direction ratios • Direction cosines between two points • Proving points are collinear • Triangle side direction cosines • Exam-oriented solved problems 🎯 Best for: CBSE Class 12 NCERT Preparation Board Exams 2025 Competitive Exams JEE Basics 📢 Watch till the end for full conceptual clarity & exam tricks! 👍 Like | 💬 Comment | 🔔 Subscribe to Infinix Classes Maths by Faiz Sir #ThreeDimensionalGeometry #Class12Maths #Chapter11Maths #DirectionCosines #DirectionRatios #3DGeometry #NCERTMaths #CBSEClass12 #BoardExam2025 #JEEBasics #MathsByFaizSir #InfinixClasses #VectorAnd3D #MathsConcepts #ExamPreparation Class 12 maths chapter 11, three dimensional geometry class 12, direction cosines class 12, direction ratios class 12, 3d geometry ncert, ncert class 12 maths, class 12 maths by faiz sir, infinix classes maths, 3d geometry part 1, class 12 maths new syllabus, cbse board class 12 maths, jee maths 3d geometry, collinear points 3d, direction cosines examples, direction ratios problems, 3d geometry basics, three dimensional geometry introduction, board exam maths preparation, class 12 maths full chapter, hindi maths class 12