Answer:
C
Step-by-step explanation:
Assuming the triangles are similar then the ratios of corresponding sides are equal, that is
[tex]\frac{2.8}{x}[/tex] = [tex]\frac{2.4}{4.8}[/tex] ( cross- multiply )
2.4x = 13.44 ( divide both sides by 2.4 )
x = 5.6 → C
