Me, and explain how you get to the answer.

B

Step-by-step explanation:

first you divide both sides by 2 pi, which cancels out the other 2 pithen you square both sides, which cancels out the square rootlastly you multiply both sides by g, which leaves you with L

to simplify:

square the things in the bracketsand multiply by g over 1, which is the same as gand as according to the pronumeral rule, you arrange the letters in alphabetical order