Question

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Answer 1

angle ABC is congruent to angle DBE

Answer 2

SAS theorem. Assuming AB is congruent to BD and that CB is congruent to BE.
you already have angle.

Answer 3

your right there is more

Answer 4

okay line ae is perpendicular to line cd

Answer 5

sss theorem, do you see why?

Answer 6

okay i noticed that the thing ask for you to prove the similarity between the two triangles

Answer 7

so you only need one proof unless you are specifically looking for more.