Respuesta :

Answer:

Diagram in the attached image

AB = 25

Step-by-step explanation:

Using the teorem of congruent angles and Tales similarity between triangles , we know that the relation

BA/AC

must be equal to the relation

SR/RC

BA/AC = SR/RC

BA / (4+6) = 10/4

BA = 25 = AB

Ver imagen calculista

Answer:

25

Step-by-step explanation:

I just did the lesson, and I can confirm that the correct answer is 25.

Please disregard the comment that says 'wrong', they, themselves, are incorrect.

Hope this helps.