Image caption, These three equations are true for all right-angled triangles. They are known as the three trigonometric ratios because they show how large one side is compared to the other based ...

Give reasons for your answer. Answer: Two triangles need not be congruent, because MN and EF are not corresponding sides in the two triangles. It is because, in a triangle, the sum of any two ...

When a ball hits a side of the table ... download volume 2 and 4 of CBSE Class 10 Mathematics Chapter 6 Triangles competency-based practice questions from the links below. CBSE Class 10 Maths ...