Consider the equation $y=\sin x$y=sinx.
Using the fact that $\sin30^\circ=\frac{1}{2}$sin30°=12, what is the value of $\sin150^\circ$sin150°?
Using the fact that $\sin30^\circ=\frac{1}{2}$sin30°=12, what is the value of $\sin210^\circ$sin210°?
Using the fact that $\sin30^\circ=\frac{1}{2}$sin30°=12, what is the value of $\sin330^\circ$sin330°?
Complete the table of values giving answers in exact form.
$x$x | $0^\circ$0° | $30^\circ$30° | $90^\circ$90° | $150^\circ$150° | $180^\circ$180° | $210^\circ$210° | $270^\circ$270° | $330^\circ$330° | $360^\circ$360° |
---|---|---|---|---|---|---|---|---|---|
$\sin x$sinx | $\editable{}$ | $\editable{}$ | $\editable{}$ | $\editable{}$ | $\editable{}$ | $\editable{}$ | $\editable{}$ | $\editable{}$ | $\editable{}$ |
Plot the graph of $y=\sin x$y=sinx.
Consider the equation $y=\cos x$y=cosx.
Consider the equation $y=\sin x$y=sinx.
Consider the equation $y=\cos x$y=cosx.