anonymous
  • anonymous
Given the triangle and equation below, what is the value of x? Right triangle ABC with AB measuring 5 and BC measuring 7. tan∠A - csc∠C = 3x
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
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phi
  • phi
First find length AC using pythagorean theorem. tan A = opp/adj = 7/5 csc C = 1/sinC where sin C = 5/hypotenuse (see above, AC) solve for x
anonymous
  • anonymous
hypotenuse is sqrt of 74, but im so confused can u please solve?

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phi
  • phi
so what is sin(C) ? what is 1/sin(C) ? hint if sin(C)= a/b 1/sin(C)= b/a
anonymous
  • anonymous
what?????????????????????????????? can youy please just give me an answer??? i dont understand,
phi
  • phi
Watch this if you need more info http://www.khanacademy.org/video/basic-trigonometry?playlist=Trigonometry
anonymous
  • anonymous
omgg....b being what??? and a being what?????

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