anonymous
  • anonymous
Solve triangle PQR, given:, q = 38.2, and r = 39.6
Trigonometry
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
ok
anonymous
  • anonymous
do u have anything else? or is this question complete?
anonymous
  • anonymous
u need a third known element too, i-e a side or an angle

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anonymous
  • anonymous
the angle is Q=71 degrees
anonymous
  • anonymous
\[\frac{ q }{ \sin(Q) }=\frac{ p }{ \sin(P) }=\frac{ r }{ \sin(R) }\] \[\frac{ q }{ \sin(Q) }=\frac{ r }{ \sin(R) }\] \[\frac{ 38.2 }{ \sin(71) }=\frac{ 39.6}{ \sin(R) }\] solve for R
anonymous
  • anonymous
so do I cross multiply?
anonymous
  • anonymous
yes
anonymous
  • anonymous
sorry how do you cross multiply with this case?
anonymous
  • anonymous
|dw:1354243835590:dw|
anonymous
  • anonymous
ok thank you so much

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