SOMEONE HELP ME. PLEASE NOBODY HAS BEEN ANSWERING THIS

Answer:
see explanation
Step-by-step explanation:
(a)
[tex]\frac{AB}{XY}[/tex] = [tex]\frac{6}{10}[/tex] = [tex]\frac{3}{5}[/tex]
[tex]\frac{AC}{XZ}[/tex] = [tex]\frac{12}{20}[/tex] = [tex]\frac{3}{5}[/tex]
[tex]\frac{BC}{YZ}[/tex] = [tex]\frac{15}{25}[/tex] = [tex]\frac{3}{5}[/tex]
(b)
Fourth statement is correct one.
Since the ratios of corresponding sides are all equal, then
Δ ABC and Δ XYZ are similar