3D Geometry || Class-12 || Lecture -3 скачать в хорошем качестве

3D Geometry || Class-12 || Lecture -3

📘 *Class 12 Maths | 3D Geometry – Representation of Point, Line & Cartesian Form* Welcome to *MyMathsPlus Mathematics Classes by Rishikant Sir**. In this video, we explain the important concepts of **3D Geometry* including *representation of a point in space**, **equation of a line**, **direction ratios & direction cosines**, and **Cartesian form of a line* in a simple and exam-oriented way. This lesson is perfect for *CBSE / NCERT Class 12 students* who want clear understanding with step-by-step problem solving. With 20+ years of teaching experience, Rishikant Sir makes difficult 3D Geometry concepts easy to learn in both Hindi & English medium. 📌 *Topics Covered:* ✔ Representation of a point in 3D space ✔ Distance between two points ✔ Section formula in 3D ✔ Direction ratios & direction cosines ✔ Equation of a line in vector form ✔ Cartesian form of a line ✔ Solved examples & exam-type questions 🎯 *Who Should Watch?* • Class 12 CBSE / Bihar Board students • JEE foundation learners • Students preparing for board exams 👍 Like, Share & Subscribe to *MyMathsPlus* & Maths with Rishikant Sir for complete Class 9–12 Maths preparation. ---