Answer:
Step-by-step explanation:
Let's say BE is x then:
x^2 + 18^2 = (24 - x)^2
==> x = 5.25
BE = FD == x
==> FD = 5.25
1
Uhhh I think it'd be C and... probably A or D. I'm not 100% sure, but if I was taking the test, that is what I would choose.