Class 9 Exercise 6.5 Questions 2, 3 & 4 | Find Unknown Sides & Angles | Pythagoras, Sin, Cos, Tan |

Welcome to STEM Genius Point! 🎓 In this video, we solve Class 9, Exercise 6.5, Questions 2, 3 & 4 step by step. You will learn how to find the unknown sides and angles of a right-angled triangle using: 📐 Pythagoras Theorem: a² + b² = c² 📐 Trigonometric ratios (sine, cosine and tangent): • sin θ = Opposite ÷ Hypotenuse • cos θ = Adjacent ÷ Hypotenuse • tan θ = Opposite ÷ Adjacent What you will learn: ✅ How to identify the hypotenuse, opposite and adjacent sides ✅ When to use Pythagoras theorem and when to use sin, cos or tan ✅ How to find a missing side of a right triangle ✅ How to find an unknown angle using trigonometric values ✅ Easy tips to avoid common mistakes in exams This video is made for Class 9 students who want a clear concept, an easy explanation and step-by-step solutions. 👍 Like the video if it helped you 💬 Comment if you have any questions 🔔 Subscribe to STEM Genius Point for more solved exercises Hashtags: #Class9Maths #Exercise65 #Pythagoras #Trigonometry #SineCosineTangent #RightTriangle #STEMGeniusPoint #MathsSolutions