Скачать или смотреть 9th Class Maths New Book || Chap 6(Trigonometry) || Ex 6.2 Q No.(4-5)

Trigonometric Ratios | Class 9 Maths | Right-Angled Triangle Explained | Ratio & CoRatio Explained

9th Class Chap 6 Trigonometry
9th Class Exercise 6.2 Question No. 4 & 5

In this video, we will learn about Trigonometric Ratios based on a right-angled triangle, an essential topic in Class 9 Maths. We’ll explain the concepts of sine (sin), cosine (cos), tangent (tan), cosecant (cosec), secant (sec), and cotangent (cot) using a clear and simple diagram of a right-angled triangle.

Topics covered:

Introduction to trigonometric Ratios

Naming the sides of a right-angled triangle (Opposite, Adjacent, Hypotenuse)

Definitions and formulas for sin, cos, tan, cosec, sec, and cot

Easy examples to help you understand and remember the ratios

Perfect for CBSE and state board students looking to build a strong foundation in trigonometry!

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