anonymous
  • anonymous
Use a trigonometric ratio to find the value of x. Round your answer to the nearest tenth. The figure is not drawn to scale.
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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anonymous
  • anonymous
anonymous
  • anonymous
Use the law of sines. Sin A / A = sin B / b = sin C / c where "a" is the side opposite of angle A, etc.
anonymous
  • anonymous
Since it is a right triangle the the other angles are 90degrees and 70 degrees.

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anonymous
  • anonymous
tan 20=10/x multiply both sides by x x(tan 20)=10 divide by tan 20 x=10/tan 20 plug it into the calculator and get 27.5
johnweldon1993
  • johnweldon1993
You have an angle...a side opposite to that angle...and you want the side adjacent to that angle...which trig function uses opposite and adjacent? as @Tigger25 has shown...it is tan...and that is how you would do it lol...Great Job Tigger25!
anonymous
  • anonymous
something I learned to remember these is Soh-Cah-Toa The S (sin) of an angle is Opposite over Hypotenuse C (cos) is Adjacent over Hypotenuse and T(tan) is Opposite over Adjacent

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