Answer:
[tex]x=60[/tex]°
Step-by-step explanation:
To solve for x°, use the inverse of the sine ratio:
[tex]sinx=0.8660\\\\x=sin^{-1}(0.8660)[/tex]
Enter into a calculator and simplify:
[tex]x=59.997...[/tex]
Round to the nearest degree:
[tex]x=60[/tex]°
Finito.
