Trigonometry

Notes

Trigonometry

The word trigonometry comes from the combination of the words "tri"and goes on having the meaning of the measurement of three angles of a triangle. With the help of right-angled triangle, trigonometric ratios of an angle are found. here we will calculate the values of trigonometric ratios as form special angles 0 degrees, 30 degrees, 45, 60 and 90 degrees etc.