You may use a graphing calculator when answering these questions.
47. Multiple Choice What is the area of a regular dodecagon (12-sided figure) inscribed in a circle of radius 12 ?
(A) 427
(B) 432
(C) 437
(D) 442
(E) 447
(A) 427
(B) 432
(C) 437
(D) 442
(E) 447