GAUSS7 2002 Problem 22

Past Contests GAUSS7 GAUSS (GR. 7) - 2002
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1

The figure shown can be folded along the lines to form a rectangular prism. The surface area of the rectangular prism, in cm^2, is

Image

Answer Choices
A. 312
B. 300
C. 280
D. 84
E. 600