Answer:
x = 19.5 ( to the nearest tenth )
Step-by-step explanation:
Since the triangle is right, we can use the cosine ratio to find x
cos46° = [tex]\frac{adjacent}{hypotenuse}[/tex] = [tex]\frac{x}{28}[/tex]
multiply both sides by 28
x = 28 × cos46° = 19.450 ≈ 19.5
