GAUSS7 2014 Problem 12

Past Contests GAUSS7 GAUSS (GR. 7) - 2014
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1

The diagonals have been drawn in the square shown. The area of the shaded region of the square is

Centered Image

Answer Choices
A. 4\:cm^2
B. 8\:cm^2
C. 16\:cm^2
D. 56\:cm^2
E. 64\:cm^2