ALGEBRA 2B – FINAL EXAM REVIEW 2014 CHAPTER 13 1. Convert the angle 5π
to degrees. 6
2. Write the measure in degrees. 3.22 radians
3. Sketch the angle in standard position. 155°
4. Find one positive angle and one negative angle that are co-terminal with an angle of −105° in
standard position.
5. Find the exact coordinates of the point at which the terminal side of the angle intersects the
unit circle. – 135°
6. Write the measure in radians. Express the answer in terms of π . 80°
Evaluate the following (provide EXACT answers) !π
!π
!π
π
7. sin( ! ) 8. cos ( ! ) 9. sin( ! ) 10. cos(!) 11.
A.
Find the exact value of cos 300º and sin 300º.
C.
B.
12.
D.
Find the exact values of
A.
13.
and
B.
C.
Find the exact value of sin
A.
.
D.
.
B.
C. 1
D.
Sketch graphs of each of the following trig functions. Show two full periods and label all quarter, half, three-­‐quarter, and full period points. 1
3
⎛
⎝
14. y = − sin 3 ⎜ θ +
π ⎞
⎟ − 2
6 ⎠ 15. y = 5cos π (θ − 1) + 12