In this video, we explore all the basic concepts of trigonometric functions from Mathematics 9, Unit 6 (AJK BISE). The lesson covers the formulas, and relationships of the six trigonometric ratios in a right-angled triangle. Topics covered in this video: • Identification of opposite side, adjacent side, and hypotenuse • Trigonometric ratios in a right-angled triangle Exercise 6.2 – Questions Explained (AJK BISE): • Question 1: Finding trigonometric ratios of angle θ in the given right-angled triangles • Question 2: Evaluating expressions using basic trigonometric identities • Question 3: Proving simple trigonometric identities • Question 4: Finding unknown values from the given trigonometric ratios This video provides a clear and simple explanation to help students understand the foundation of trigonometry and solve Exercise 6.2 with confidence. #AJKBISE #Mathematics9 #Exercise6_2 #TrigonometryBasics #TrigonometricFunctions #AJKFoundation #MathLecture #RightAngledTriangle