Answer
$0.20$
Work Step by Step
Note that $\csc {x}=\frac{1}{\sin{(x)}}$,.
Hence, $\csc^{-1}{x}=\sin^{-1} {\left(\frac{1}{x}\right)}$.
Use a calculator in radian mode and round the result to decimal places to obtain
$\csc^{-1}{(5)}=\sin^{-1} {\left(\frac{1}{5}\right)}\approx0.20$
