Question

Guysss does anybody know thissss I’m confused

Answer 1

They are all in the same shape just some are flipped i don’t know if that’s what they mean though

Answer 2

B, C and E

Explanation:

the proportion of their sides is the same as the one in A their bases are in a proportion 1 to 2 and they each have a leg that is the same lenght as the shorter base