Answer:
x ≈ 27.7 cm
Step-by-step explanation:
Using the sine ratio in the right triangle, that is
sin60° = [tex]\frac{opposite}{hypotenuse}[/tex] = [tex]\frac{x}{12}[/tex] ( multiply both sides by 12 )
12 × sin60° = x , thus
x ≈ 27.7 cm ( to 3 significant figures )
