Cross-Section of 3D Figure
unctv.pbslearningmedia.org/resource/muen-math-g-slicing3dfigures/slicing-three-dimensional-figures/#.WMA8JlUrLIU
2D Nets from 3D Boxes
unctv.pbslearningmedia.org/asset/mgbh_int_boxnet/
unctv.pbslearningmedia.org/resource/muen-math-g-slicing3dfigures/slicing-three-dimensional-figures/#.WMA8JlUrLIU
2D Nets from 3D Boxes
unctv.pbslearningmedia.org/asset/mgbh_int_boxnet/