Answer:
see explanation
Step-by-step explanation:
sin30° = [tex]\frac{opposite}{hypotenuse}[/tex] = [tex]\frac{x}{1}[/tex]
hence x = sin30° = [tex]\frac{1}{2}[/tex]
and
cos30° = [tex]\frac{adjacent}{hypotenuse}[/tex] = [tex]\frac{y}{1}[/tex]
hence y = cos30° = [tex]\frac{\sqrt{3} }{2}[/tex]