fauskee73
fauskee73 fauskee73
  • 27-02-2018
  • Mathematics
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How do you solve question 16?

How do you solve question 16 class=

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sqdancefan
sqdancefan sqdancefan
  • 27-02-2018
You know that cos(x) = CA/BA = 9/14
.. x = arccos(9/14) ≈ 50° . . . . . . . . selection 3
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