Select the circle, then click Insert. The Symbol is inserted into the textbox. Move the text box over the number that you want to be circled; the circle symbol will move with it. If you want to ...

The diameter of the circle is given an arbitrary value of 1; it doesn't matter if that number represents an inch, a foot, or a light-year. Also like Archimedes' approach, the interactive ...

The ability to round a number to a number of decimal places or ... It may also be helpful to understand π (pi) and the circumference of a circle. The formula for the area of the circle is 𝑨 ...