Angel is decorating the outside of a box in the shape of a triangular pyramid. The figure below shows a net for the box.On the tactile printout of the following graphs, x is 1212 centimeters and y is 10, point, 3, 910.39 centimeters.
12 cm
10.39 cm
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If all the triangles are equilateral, what is the surface area of the box, in square centimeters, that Angel decorates?