How do you find the center of a circle in Sketchup?

What do you call the center of the circle?

The center of a circle is also called the focus of the circle.

How do I align two circles?

RE: How to align two circles? (newbie)

1. select line tool.
2. click start of line.
3. click end of line.
4. select “convert to reference” tool.
5. select the line.
6. mb2 to ok and close the tool.
7. select circle tool.
8. click line start point.

What are layers?

1 : one thickness, course, or fold laid or lying over or under another. 2 : stratum sense 1 the outer layers of the skin. Other Words from layer. layer verb.