the 'circles' that are mentioned in the question are in fact called 'roundels' and were made up of two rings around an inner circle, and coloured red,white and blue. They identified the aircraft as being British. German 'planes carried a swastika.
Fighter planes and bombers.
The circles could be in 2 planes that are parallel to each other. Lines and planes can be parallel. Lines of latitude are examples of circles that are in parallel planes.
we used planes in world war 2 it was easyer to bomb other places and they where new.
Who are the leader of world war 2
2
100,000 tanks and planes
Many planes were painted as camouflage.
3 planes
fighters,bombers,and cargo planes primarily.
100,000
1
Yes, extensively. And WWI was the first war in which air planes were used.