Find the value of Y .

Answer:
C
Step-by-step explanation:
Since the triangle is right use the sine ration to find y
sin30° = [tex]\frac{opposite}{hypotenuse}[/tex] = [tex]\frac{y}{8}[/tex]
Multiply both sides by 8
y = 8 × sin30° = 8 × [tex]\frac{1}{2}[/tex] = 4 → C