A 12 ft by 10 ft room, with the bottom-left corner as the origin. Drag the furniture and read off the corner coordinates. This is what a coordinate system is actually for — the grid lets you describe exactly where something sits, and check whether it fits.
Drag any piece of furnitureEverything snaps to the footThe door arc must stay clear
Select
Selected item
Item
Bed
Bottom-left
(1, 5)
Bottom-right
(7, 5)
Top-left
(1, 9)
Top-right
(7, 9)
Four corners, four coordinate pairs. Two of them are enough to describe the whole rectangle.
Size and space
Width
6 ft
Depth
4 ft
Floor it covers
24 sq ft
Room left over
82 sq ft
The room is 12 × 10 = 120 sq ft in total. Subtract what the furniture covers to see what is left to walk in.
Checks
Layout
Everything fits
Door opening
3.5 ft wide
A wheelchair needs a clear width of about 2.7 ft (32 inches) under common accessibility standards. Does this door allow it, and can it still swing open with the furniture where you have put it?
Noescio