AbraCalc

Circle with Radius 10

A circle with radius 10 has an area of approximately 314.16 square units and circumference of 62.83 units.

Embed this tool on your site

How to use this tool

  1. Enter radius in the fields above.
  2. Results update instantly as you type — or click Calculate.
  3. Read your area and the full breakdown beneath it.

A circle of radius 10 has area ≈ 314.16 square units and circumference ≈ 62.83 units.

Frequently asked questions

How do you calculate circle area and circumference?
Area = π × r², Circumference = 2 × π × r, where r is the radius and π ≈ 3.14159.