Respuesta :

Use definition of sine.
[tex]\sin{\alpha}= \frac{opposite \: side}{hypotenuse} [/tex]

[tex]\sin{\angle{P}}= \frac{33.8}{57.6} \\ \angle{P}=\arcsin{ \frac{33.8}{57.6}} \\ \angle{P}=35.9^o[/tex]
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