A Biplane.
Biplane
Bi-plane
An airplane with 2 sets of wings is known as a biplane.
A bi-wing.
It is called a biplane.
monoplane
The same as any other plane, except it has 2 sets of wings. Airplanes have a cockpit, fuselage, wing, tail (empannage) and landing gear.
A biplane.
A DragonFly
Moths have two sets of wings its just you cant see them if they were stood right in front of you because they are two small! Some moths you can see with though because they are much bigger! If you go on google images you will see the sets of wings
to keep it in da air and 2 stabilize it
An angle separates a plane to 3 sets: 1) Points between the 2 rays 2) Points on one of the rays 3) Points outside of the 2 rays