simple make a circle
Steel companies make steel bars in circles
There is no man made satellite that makes crop circles.
name of ballet move half circles made by pointed foot creating letter d on floor
no, a sphere is a ball.
...a cylinder...
Yes, and they have proven that they are a hoax.
A cylinder
A cylinder
Oil paint on canvas.
The circles visible on the surface of the moon are indeed craters made by the impact of bodies from space.
No. A circle has no straight lines. You can approximate circles with very small straight lines (that's how a computer draws circles) but mathematically, no.
Cylinder?