tariyana1 tariyana1
  • 23-02-2018
  • Mathematics
contestada

an acute angle is in a right triangle with cos 9/10. What is the value of sec?

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angelnunez7420 angelnunez7420
  • 23-02-2018
sec θ=1/cos θ
cos θ=9/10, so sec θ=10/9
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