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Mathematics 8 Online
OpenStudy (theraggedydoctor):

In right triangle \(PQR\) in the figure above, sin \(P=0.5\). What is the length of side \(QR\) ?

OpenStudy (anonymous):

sin=opposite side/hypotenuse

OpenStudy (theraggedydoctor):

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OpenStudy (theraggedydoctor):

That's the one they gave me.

OpenStudy (anonymous):

http://cossincalc.com/

OpenStudy (anonymous):

\[\sin = \frac{ o }{ h } \] \[\cos = a/h\] \[\tan = o/a\] o=opposite, a=adjacent, h = hypotenuse

OpenStudy (theraggedydoctor):

I still dont get it..

OpenStudy (anonymous):

P=.5???

OpenStudy (anonymous):

the short side is half the hupotenuse

OpenStudy (theraggedydoctor):

Okay.

OpenStudy (anonymous):

the long side, by pythagoras is the short side times\(\sqrt3\)

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