## Calculator for a circle sector calculations

The circle sector calculator is designed for calculations **radius and diameter** of a circle sector, **circumference and area** of a circle sector and **angle **and **arc length** of a circle sector. For successful calculation, you need to know and enter into the calculator **radius or diameter and at least one of the other values**. Then press send or enter to run calculations.

## Parameters sketch:

## Calculator form:

## Variables and constants explanation:

**r** – radius

d – diameter**C** – circumference

A – area

LA – arc length**π**– 3,1415926535**β**– sector angle

– unspecified values

– specified values

– calculated values

## Circle arc length calculation formula:

## Circle sector area calculation formula:

## Circle sector circumference calculation formula:

## Circle sector angle calculation formula:

## Calculator use:

Calculations of circle sector are used for:

- umbrella ribs
- pizza slices
- school calculations of a circle sector