Trigonometric ratio cotangent:
- Trigonometric ratios are the relationship between the sides and angles of a right-angled triangle.
- A cotangent is the ratio of the adjacent side to the opposite side.
![](https://byjus-answer-creation.s3.amazonaws.com/uploads/image.png_img_upload_solution_2022-05-17 12:32:50.355490.png)
- It can also be defined as the reciprocal of the tangent value of the angle.
Hence,cotangent is trigonometric ratio which is equal to