CBSE Class 12: Inverse Trigonometric Functions - Introduction to Inverse Trigonometric Functions In this video, we will learn about the Inverse Trigonometric Functions and the basic concepts ...

Introduction to trigonometry for right-angled triangles Learn about three trigonometric ratios in similar right-angled triangles with this BBC Bitesize Maths article.

MCQs on CBSE Class 10 Maths Chapter 8 - Introduction to Trigonometry with answers in PDF are available here.

Interestingly enough, the trigonometric functions that define those relationships are also closely tied to circles. Needless to say, this makes trig one of the hardest topics in math for students ...