Question

Use a calculator to determine the indicated acute angle to the nearest tenth of a degree.
sin A = 0.6789 how do you plug it into the calculator?

Answer 1

\[\sin A = 0.6789 \]
or \[A = \sin ^{-1}0.6789 \]
get that?there must be a \[\sin ^{-1}\] key on your calculator

Answer 2

ohh okay i found the button thank you so much!

Answer 3

Incidentally if the sine of an angle is .6789
to find the angle you look up the arc sine of .6789