Respuesta :

Answer:

36.9 degrees

Step-by-step explanation:

Calcolate the sine of the angle BAC by dividing the opposite cathetus by the hypthenuse. That gives us 3/5 = 0.6. Now use the calculator to calculate the amplitude of the amgle by using the sin^-1 (or arcsin) function, so write sin^-1(0.6)=36.9.