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- 1. Multiple Choice
Find the reference angle for an angle measuring -300⁰
60⁰
-60⁰
30⁰
45⁰
- 2. Multiple ChoiceWhat is the reference angle for 240 degrees?60 degrees30 degrees45 degrees210 degrees
- 3. Multiple ChoiceFind a coterminal angle to -180 degrees.18090270360
- 4. Multiple ChoiceFind a coterminal angle to 45 degrees.360405315295
- 5. Multiple Choice
Find a coterminal angle to 200 degrees.
-520
-200
160
-380
- 6. Multiple ChoiceWhich quadrant is -570⁰IIIIIIIV
- 7. Multiple ChoiceWhat is the degree equivalent to -135o225o215o235o45o
- 8. Multiple Choice
Formula [Reference angle = Actual angle - 180] is for
quadrant 1
quadrant 2
quadrant 3
quadrant 4
- 9. Multiple ChoiceWhat is the reference angle for 30 degrees?70 degrees30 degrees150 degrees330 degrees
- 10. Multiple ChoiceWhat is the reference angle for -30 degrees?150 degrees30 degrees80 degrees60 degrees
- 11. Multiple ChoiceWhat is the reference angle for 240 degrees?60 degrees30 degrees45 degrees210 degrees
- 12. Multiple Choice
What is the sin(120)?
-1/2
1/2
-root(3)/2
root(3)/2
- 13. Multiple Choice
What is the cos(585)?
1/2
root(2)/2
-root(2)/2
-root(3)/2
- 14. Multiple Choice
What is sin(-660)?
root(3)/2
1/2
-1/2
1
- 15. Multiple Choice
What is cos(810)?
1/2
1
0
-1
- 16. Multiple Choice
What is sin(300)?
1/2
-1/2
root(3)/2
-root(3)/2
- Answer choicesTagsAnswer choicesTags