$$$\operatorname{asin}{\left(1 \right)}$$$
The calculator will find the inverse sine of $$$1$$$ in degrees and radians.
Related calculator: Inverse Sine Calculator
Answer
$$$\operatorname{asin}{\left(1 \right)} = \frac{\pi}{2}\approx 1.570796326794897$$$A
$$$\operatorname{asin}{\left(1 \right)} = 90^{\circ}$$$A
For graph, see the graphing calculator.