Home › CBSE Class 11 › Mathematics › Trigonometric Functions › The definitions are extended to any angle using …
The definitions are extended to any angle using measure in:
ARadians
BDegrees
CMinutes
DSeconds
Answer & Solution
Correct answer: A. Radians
1. Acute angles alone are too limiting.
2. The extension uses arc length on a unit circle.
3. So it works in terms of radian measure.
_Source: NCERT Class 11 Mathematics, Chapter 3, Trigonometric Functions._
Related questions
In a right triangle with BC equal to AB equal to a, the hypotenuse AC equals:Dividing AB squared plus BC squared equals AC squared by which term gives cos squared A plcos squared A plus sin squared A equals:A trigonometric identity holds for all values of the:An equation true for all values of the variables involved is called an:Aryabhata's word for sine was:Aryabhata's work on sine dates to about:The first use of the idea of sine in its modern sense was in the: