Outside wall to outside wall, the long side.
The other way (the gable ends, if it has them).
Living space on every floor, if that’s what you know; we work out the walls from it. Leave 0 to use the length and width.
From the ground to the eaves.
About 9 ft a story
Typical
Triangle walls under a roof peak: 2 on a plain gable roof, 0 on a hip roof.
Roof pitch at the gables
default
When was the house built?
default
Older paint may hold lead: before 1978 in the US, before 1990 in Canada.