It is called a biplane.
Well "bi" means two. This means that your BI plane has two wings.
biplane.
Bi means two. So you have two wings on a bi plane. An upper and a lower wing.
Bi means two. So you have two wings on a bi plane. An upper and a lower wing.
A biplane would have two wings, thus the prefix "bi".
a bi-plane
a bi-plane
Bi-plane
probably 2. if it is true to its name. bi-wing (bi is two) :D
A Bi-plane.
Bi-plane
A plane with two wings, one on top of each other is called a BI-PLANE.