coltrane1231
coltrane1231 coltrane1231
  • 04-07-2017
  • Mathematics
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Trig functions finding the x

Trig functions finding the x class=

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mreijepatmat
mreijepatmat mreijepatmat
  • 04-07-2017
There are many ways to find ∠ x°. The easiest way is to calculate cos x°

cos x° = (adjacent side)/(hypotenuse)
cos x° = 5/9 = 0.5555
if cos x° = 0.5555 then cos⁻¹ (0.5555) =x°
and cos⁻¹ (0.5555) =  56.25°
Then x° = 56.25°
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