For ????

 For ???? = 5(3.14)/6, find the exact value of the cosine and sine ( do not approximate with decimals)

if sin(o) = 1/2 with O in quadrant I, what is cosine (o)

3. (12 pts) Use your calculator to approximate the given value to three decimal places. Make sure your calculator is in the proper angle measurement mode (degree or radian)

a. sin(241°)

b. cos(3p)

c. tan(72)

d. csc(45°)

e. cot(-6)

f. sec(0°)