(NEW NCERT) Ex-8.1 Complete || Ch-8 (Introduction to Trigonometry) | Class 10 Maths |

📘 Class 10 Maths – Chapter 8: Introduction to Trigonometry | Full Chapter Explained | NCERT 2025 In this video, we cover the complete chapter Introduction to Trigonometry from NCERT Class 10 Maths (Latest 2025 edition) in a very simple and easy-to-understand way. All concepts, identities, formulas, and NCERT questions are explained step-by-step. 🔍 What’s Covered in This Video Meaning of trigonometry Trigonometric ratios of acute angles sin, cos, tan, cot, sec, cosec Relation between ratios Trigonometric ratios of specific angles (0°, 30°, 45°, 60°, 90°) Trigonometric identities Standard tables + derivations NCERT examples + exercise questions Important board questions Tricks to remember ratios 🎯 Perfect For: ✔ Class 10 CBSE students ✔ NCERT 2025 syllabus ✔ Exam preparation ✔ Concept clarity & quick revision