What is the area of the regular octagon with a side length of 10 m and an apothem of 12.1 m?

A.
242 m2

B.
363 m2

C.
484 m2

D.
968 m2

Here is a picture if you need it.

What is the area of the regular octagon with a side length of 10 m and an apothem of 121 m A 242 m2 B 363 m2 C 484 m2 D 968 m2 Here is a picture if you need it class=