danadowns
Solve triangle PQR, given:, q = 38.2, and r = 39.6



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surdawi
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ok

surdawi
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do u have anything else? or is this question complete?

ZakaullahUET
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u need a third known element too, ie a side or an angle

danadowns
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the angle is Q=71 degrees

surdawi
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\[\frac{ q }{ \sin(Q) }=\frac{ p }{ \sin(P) }=\frac{ r }{ \sin(R) }\]
\[\frac{ q }{ \sin(Q) }=\frac{ r }{ \sin(R) }\]
\[\frac{ 38.2 }{ \sin(71) }=\frac{ 39.6}{ \sin(R) }\]
solve for R

danadowns
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so do I cross multiply?

surdawi
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yes

danadowns
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sorry how do you cross multiply with this case?

surdawi
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dw:1354243835590:dw

danadowns
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ok thank you so much