Question

Which statement correctly explains how to prove △ABC∼△DEF?

Answer 1

Explanation:

the first because the ratio is always from a small to a large triangle, and it is right, the second is wrong, the sides are not congruent, the third is also wrong, the last ratio is wrong

Answer 2

A

Explanation:

calculate the ratios AB/DE BC/EF AND AC/DF。their ratios are 1/2