Three legged stands are often called stools. In Photography a three legged stand is called a tripod.
A teapoy
Photographers normally use a tripod (three-legged stand) to hold a camera steady.
A tripod
One eyed three legged donkey
a tripod
a tripod
A tripod
tripod
tripod
A tripod stand has three legs and is more stable compared to a four-legged stand.
your moms is a one legged woman with three arms and they call her one legged timmy
Many trivets have 3 legs.