bandsnerd
bandsnerd bandsnerd
  • 25-05-2018
  • Mathematics
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Help please! Just one question!

Help please Just one question class=

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altavistard
altavistard altavistard
  • 25-05-2018
AB is the hypotenuse of this right triangle.

cos 20 deg = adj / hyp = 7 / x 

Therefore, 7/x = 0.940.  Thus, x = 7/0.940 = 7.45  (answer)
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