Trig Ratios of Complementary Angles

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Sine X= opp.*x/hyp.= yz/xy= 20/52= 0.38 -90= 89.62
Cos. X= adj. *x/hyp.= yz/xy= 48/52= 0.92 -90= 89.08

  1. Sin R= opp.*r/hyp.= st/rs= 15/25= 0.6 -90= 89.4