Question

help

Answer 1

Have you considered making a careful sketch of this triangle as a preliminary to "solving" it?

Answer 2

Have you considered finding the length of each of the three sides of this triangle?
What about applying the Pythagorean Theorem as a test, after you've done that?

Answer 3

my choice is the last

Answer 4

am i correct?

Answer 5

or either it can be b because its also a triangle

Answer 6

How about showing how you determined that sides AB and BC are indeed perpendicular?

Have you considered finding the length of each of the three sides of this triangle?
What about applying the Pythagorean Theorem as a test, after you've done that?