Cosine and sine of an angle θ are defined to be the x and y-coordinates of the point P on the unit circle with the property that the line from O to P makes and angle θ with the positve x-axis. cos(θ) ...

Graphs of Sine and Cosine 1.2 An applet illustrating how the graphs of sine and cosine are related to the unit circle. Transformations of Functions 1.3 An applet illustrating how transformations ...

Click the "Math & Trig" button and select "SIN." Enter "A2" in the box labeled Number and click "OK." Drag the fill handle down to cell C20 to display the sine of each angle on the spreadsheet.