diazalexa225ad diazalexa225ad
  • 07-03-2022
  • Mathematics
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Evaluate the angle with ordered pair (2,-3)for cosine.

Respuesta :

goddessboi goddessboi
  • 07-03-2022

Answer:

[tex]\theta\approx56.31^\circ[/tex]

Review attached graph and explanation

Step-by-step explanation:

Since [tex]cos\theta=\frac{adjacent}{hypotenuse}[/tex], then [tex]cos\theta=\frac{2}{\sqrt{13}}\rightarrow\theta=cos^{-1}(\frac{2}{\sqrt{13}})\approx56.31^\circ[/tex]

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