# How do you calculate arcsin(0.76)?

Ans: ${49}^{\circ} 46 \mathmr{and} {130}^{\circ} 54$
sin x = (0.76) --> arc $x = {49}^{\circ} 46$
The unit circle gives another arc $x = 180 - 49.36 = {130}^{\circ} 54$, that has the same sin value.