Central angle of circular sector (given area and radius)

Formula

Central angle of circular sector (given area and radius) formula
theta
central angle in radians
S
area of circular sector
r
radius

Formula description

A circular sector or circle sector, is the portion of a disk enclosed by two radii and an arc, where the smaller area is known as the minor sector and the larger being the major sector.

Calculator (how to use calculator?)

Central angle of circular sector (given area and radius) formula
S
r
theta
Precision

Formula code

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References

  1. Circular sector at Wikipedia.

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