Jawabanmu

2014-02-16T15:04:24+07:00
Cos Z = 20/24 jadi panjang ZY=20 dan ZX=24
cari panjang XY
XY =  \sqrt{ ZX^{2} - ZY^{2} } =  \sqrt{ 24^{2} - 20^{2} } =  \sqrt{176}

jadi,

tan Z =  \frac{ \sqrt{176} }{20}  \\  \\ tan X =  \frac{20}{ \sqrt{176} } = \frac{20\sqrt{176}}{176 }
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