Determining a House-Like Solid from Three Orthogonal Projections

http://demonstrations.wolfram.com/DeterminingAHouseLikeSolidFromThreeOrthogonalProjections The Wolfram Demonstrations Project contains thousands of free interactive visualizations, with new entries added daily. Visualizing an object given by three orthogonal projections is an important ability in many professions. To build this skill, constructions of cubes and halves of cubes provide a large number of exercises. Models of objects can be built using kindergart... Contributed by: Izidor Hafner Audio created with WolframTones: http://tones.wolfram.com