Visualising Exact Values: Sine & Cosine

See the exact values of sine and cosine of [math]30^{\circ}[/math], [math]\text{60}^{\circ}[/math], [math]\text{90}^{\circ}[/math], [math]\text{120}^{\circ}[/math], [math]\ldots[/math] (multiples of [math]\text{30}^{\circ}[/math]), or [math]\text{45}^{\circ}[/math], [math]90^{\circ}[/math], [math]\text{135}^{\circ}[/math], [math]\ldots[/math] (multiples of [math]45^{\circ}[/math]) in the unit circle. Make your multiples selection using the top slider. Use the bottom slider to obtain increments of the selected angle.

Information: Visualising Exact Values: Sine & Cosine