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18-12-2018
Mathematics

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Find A to the nearest degree if cos A = 0.7660

Respuesta :

mathstudent55 mathstudent55

18-12-2018

Answer:

[tex] A = 40^\circ [/tex]

Step-by-step explanation:

Use the inverse cosine function.

[tex] \cos A = 0.7660 [/tex]

[tex] A = \cos^{-1} 0.7660 [/tex]

[tex] A = 40^\circ [/tex]

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