Find the value of corrected length for rectangular fin?Where, b is width and t is length of the fin

Find the value of corrected length for rectangular fin?Where, b is wid

1.	Find the value of corrected length for rectangular fin? Where, b is width and t is length of the fin
A.	L <sub>C </sub>= L + b t/2 (b + t)
B.	L <sub>C </sub>= L + b t/ (b + t)
C.	L <sub>C </sub>= L + 2 (b + t)
D.	L <sub>C </sub>= L + b t
Answer» B. L <sub>C </sub>= L + b t/ (b + t)