how can be tan theta equal to sin theta?
Answers
Answered by
2
When θ is very small, the arc and the two radii , is almost a right angled tri angle, the side opposite to the angle θ is rθ, the adjacent side is r and also the hypoteneus is also r. Hence sin θ = rθ/ r = θ. tan θ = rθ/r = θ.
Similar questions