NCERT Class 10 Maths Chapter 8: Introduction to Trigonometry is available here for download in PDF format. Students must go through this NCERT Maths chapter to understand the concepts of trigonometry ...

The sides of right-angled triangles are labelled opposite, hypotenuse and adjacent. Trigonometry explores the relationship between sides and angles in right-angled triangles. The hypotenuse is the ...