Free Online Area Of A Sector
Sector area = (θ/360) π r² for degrees, or (1/2) r² θ for radians. Everything runs in your browser so your files and text stay on this device.
Sector area
13.08996939
- Arc length
- 5.235987756
- Angle (radians)
- 1.047197551
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Tasks
Run the calculation
Enter the inputs and read the result card.
How to use
- Open the tool.
- Fill in the fields.
- Read the result (updates as you type).
FAQ
What does Area Of A Sector do?
Sector area = (θ/360) π r² for degrees, or (1/2) r² θ for radians.
How do I run the calculation?
Enter the inputs and read the result card.
How do I use Area Of A Sector?
Open the tool. Fill in the fields. Read the result (updates as you type).
Is my data private?
Yes. Work stays in your browser. Content is not sent to a server to run the tool.