sin(30°) Exact Value
On the unit circle, 30° corresponds to y-coordinate 1/2. In a 30-60-90 triangle, opposite/hypotenuse is also 1/2.
Exact sine, cosine, and tangent values from the unit circle.
On the unit circle, 30° corresponds to y-coordinate 1/2. In a 30-60-90 triangle, opposite/hypotenuse is also 1/2.