Well "bi" means two. This means that your BI plane has two wings.
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.
"I stepped onto the plane." "The plane took off into the air." "Is that your plane?" Etc. :)
You call a plane with two set of wings a Biplane.A plane with one set of wings is called a monoplane.A plane with three set of wings is called a triplane.
A biplane would have two wings, thus the prefix "bi".
A plane with two wings, one on top of each other is called a BI-PLANE.
A biplane.
Bi-plane
biplanes
Biplanes
If I am correct, every common jet plane has three wings: Two side wings and at the back, a stabilizer that sticks up out of the tail.