System of Multiview

1st image: top view  2nd image: front view   3rd image: left side view (4th image: back view) (5th image: right side view) (6th image: bottom view)
bottom view (PVI)
right side view (PV)top view (PII)left side view (PII)back view (PIV)
top view (PI)
Folding: you can use it to fold the image planes Solid 3D: visibility of the little 3D house Point P: visibility of a vertex of the solid 2nd projecting line: visibility of the projecting lines of the 2nd image plane