PinkSheep1
PinkSheep1 PinkSheep1
  • 25-09-2018
  • Mathematics
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tramserran
tramserran tramserran
  • 25-09-2018

Use Pythagorean Theorem to find b

b² + 12² = 13²

b² + 144 = 169

       b² = 25

        b = 5

[tex]tan(x) = \frac{opposite}{hypotenuse}[/tex]

[tex]tan(B) = \frac{b}{13} = \frac{5}{13}[/tex]

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