Right Triangular Prism!
[b]For REFERENCE: [/b][br][br][i]You can build your own right triangular prism in the applet below. [br]Simply enter the three side lengths of the base triangle and the height (depth) of the prism in the applet below. [br][br]You can click appropriate checkboxes, rotate/move the prism, etc... as needed. [/i]