Answer:
answer is b jejejejsjsjwj
2: Midpoint of segment AC is given as B3: Given4: Knowing that AC~=BC, AC~= DE
3 and 60 are the extremes while 15 and 12 are the means.
Answer:

Step-by-step explanation:
we know that
In the right triangle DEF
----> by TOA (opposite side divided by adjacent side)
substitute the given values

solve for EF
