Radians and the Unit Circle

E

eutas1

Junior Member
Joined
Apr 8, 2021
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165
Question 1: Refer to attachments A and B. What's the point of the information they give? Is the method that I did wrong?

Question 2: I don't understand what they did for the worked solutions? Please refer to attachments WS (a) and WS (b) + (c) + (d).
 

Attachments

  • A.JPG
    A.JPG
    60.2 KB · Views: 1
  • B.jpg
    B.jpg
    389.4 KB · Views: 1
  • WS (a).JPG
    WS (a).JPG
    64.9 KB · Views: 1
  • WS (b) + (c) + (d).JPG
    WS (b) + (c) + (d).JPG
    77.7 KB · Views: 0
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