SOLUTION: Express sin 485° in terms of its reference angle. Show work.
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Question 1138398: Express sin 485° in terms of its reference angle. Show work.
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
Express ° in terms of its reference angle. Show work
° is equal to °; so, you look for ° which is in Q II
note:
A reference angle is an angle whose measure is between ° and° (not including ° or °)
If is your angle, here’s how to find its reference angle.
Quadrant |Reference Angle
II............ | <° -
III ...........|< - °
IV............| < ° -
then, reference angle is:
° = °
reference angle: °
=>
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