fNube fNube
  • 21-04-2022
  • Mathematics
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1.
Use trigonometry to work out the value of x.
Not drawn accurately.
Help pls

1 Use trigonometry to work out the value of x Not drawn accurately Help pls class=
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NobodyKat NobodyKat
  • 21-04-2022

Answer:

20cos(39) or  15.543 (3 d.p.)

Step-by-step explanation:

  • Use SOHCAHTOA
  • You want to find A and have an angle of 36° and H
  • So use CAH
  • cos(39) = x / 20
  • x = 20cos(39)
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