Can someone help me with a couple of questions that I did not fully understand? -Thanks

Question

anonymous · Answer

Triangle ABC has been dilated to form triangle A'B'C'. If sides AB and A'B' are proportional, what is the least amount of additional information needed to determine if the two triangles are similar?

thecatman · Answer

im not the best at trig.

anonymous · Answer

Angles B and B' are congruent, and angles C and C' are congruent.

 Segments AC and A'C' are congruent, and segments BC and B'C' are congruent.

 Angle C=C', angle B=B', and segments BC and B'C' are congruent.

 Segment BC=B'C', segment AC=A'C', and angles B and B' are congruent.

anonymous · Answer

D:

anonymous · Answer

can you try and help ?

thecatman · Answer

read the question slowly and see if the letters match an answe

thecatman · Answer

i think its d but you might want to check it first

anonymous · Answer

ok thank you