Circle
Solver |
| Type in the known
dimension. Click the Solver Others button to check the other
dimensions. Use this to check homework calculations. |
| |
The area of a circle
is the total space inside the circle. |
| |
The diameter of a
circle is the distance across the circle through the center. If you know the radius
of a circle, double it to get the diameter. The radius is the distance from the
center to a point on the circle. |
| |
The circumference is
the distance around the circle. |
| For more explanation of
circle dimensions and formulas, visit the geometry page at
Math.com. |