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write the equation and find the values of x. round side lengths to the nearest tenth and angle measures to the nearest degree ​

write the equation and find the values of x. round side lengths to the nearest tenth-example-1
User Leon Grin
by
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1 Answer

4 votes

Answer:

  • x = 44°

Explanation:

Equation:

  • cos x = 15/21
  • cos x = 0.714
  • x = arccos 0.714
  • x = 44° (rounded to the nearest degree)
User Aasim
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4.5k points