Answer:
x ≈ 12.2 cm
Step-by-step explanation:
Since the triangles are in proportion then the ratio of corresponding sides are equal, that is
[tex]\frac{17}{25}[/tex] = [tex]\frac{x}{18}[/tex] ( cross- multiply )
25x = 306 ( divide both sides by 25 )
x ≈ 12.2 cm ( to the nearest tenth )
