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Using the unit circle, how do I get the exact value of cos150*?No calculators.

Question

Using the unit circle, how do I get the exact value of cos150*?

No calculators.

 

check_circleAnswer
Step 1

Draw the unit circle with its co...

3
V3
1
(1,0)
2 2
22
TT/S
211/3
3
1
1
2 2
2 2 6
TT/S
9(1,0)
п
(-0)
11T 6
AT/6
T/3
4
|0,-1)
Зп2
help_outline

Image Transcriptionclose

3 V3 1 (1,0) 2 2 22 TT/S 211/3 3 1 1 2 2 2 2 6 TT/S 9(1,0) п (-0) 11T 6 AT/6 T/3 4 |0,-1) Зп2

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