PLEASE HELP I NEED TO PASS THIS CLASSS!!!!!!!!!!

Consider these two triangles. Triangle A'B'C' is the
dilated figure with a scale factor of 3.

What can be concluded about the two triangles? Check
all that apply

The triangles are similar.
The corresponding sides are proportional.
The length of A'B' is 15.
The length of B'C' is 9.
The dilation is a reduction.

PLEASE HELP I NEED TO PASS THIS CLASSS Consider these two triangles Triangle ABC is the dilated figure with a scale factor of 3 What can be concluded about the class=