Answer:
Option B, 2.7 is the answer.
Step-by-step explanation:
Perimeter of CBED = CD + ED + BC + BE
17 = 5.6 + 2.8 + 5.9 + BE
[Since ABEF ≅ CBED so AB = BC = 5.9]
Now 17 = 14.3 + BE
BE = 17 - 14.3
= 2.7
Therefore, Length of BE = 2.7
Option B, 2.7 is the answer.