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 ...

Download the Class 9 Maths Chapter 7 - Triangles in PDF format. Students should study the chapter provided by Jagran Josh only as we present you the latest edition of the chapter which is available at ...

Trigonometry is the branch of mathematics that explains the relationship between sides and angles of a triangle. In a right angled triangle the three sides are perpendicular, base and hypotenuse, as ...