Shelby and Martin take turns flying remote controlled airplanes. Beginning at the top of a flagpole, Shelby's airplane flew 16.3 feet due south, turned and flew 13.8 feet due east, and then turned again and flew directly back to the top of the flagpole. Also beginning at the top of the flagpole, Martin's airplane flew 13.8 feet due north, turned and flew due west, and then turned again and flew directly back to the top of the flagpole.
Which of the following would prove that Martin flew in a congruent triangular pattern as Shelby?
A.
Martin's airplane flew a total of 30.1 feet.
B.
Shelby's airplane flew 2.5 feet while heading due northwest.
C.
Shelby's airplane flew a total of 43.9 feet.
D.
Martin's airplane flew 16.3 feet while heading due west.