If tan(90° – A) = √3, what is sin A?
2025
If tan(90° – A) = √3, what is sin A?
- A.
1/2
- B.
√3/2
- C.
√2/2
- D.
3/4
Show answer & explanation
Correct answer: A
tan(90° - A) = cot A. If cot A = sqrt3, then tan A = 1/sqrt3. Therefore A = 30° and sin A = 1/2.