Web Results

en.wikipedia.org/wiki/Circular_segment

In geometry, a circular segment (symbol: ⌓) is a region of a circle which is "cut off" from the rest .... Area. The area A of the circular segment is equal to the area of the circular sector minus the area of the triangular portion. A = R 2 2 ( θ − sin ...

en.wikipedia.org/wiki/Arc_(geometry)

To get the area of the arc segment, we need to subtract the area of the triangle, determined by the circle's center and the two ...

en.wikipedia.org/wiki/Circular_sector

A circular sector or circle sector (symbol: ⌔), is the portion of a disk enclosed by two radii and an arc, where the smaller area .... Gerard, L. J. V. The Elements of Geometry, in Eight Books; or, First Step in Applied Logic, London, Longman's Green ...

www.coolmath.com/reference/circles-trigonometry

Definitions and formulas for the arc and the arc length of a circle, sector and the area of the sector of a circle, the unit circle, the angles on the unit circle in ...

www.purplemath.com/modules/sectors.htm

Explains formulas for areas of sectors of circles and lengths of arcs. Demonstrates how to use the formulas in each of degrees and radians.

mathbitsnotebook.com/Geometry/Circles/CRAreaSegmentsSectors.html

MathBitsNotebook Geometry CCSS Lessons and Practice is a free site for ... When finding the area of a sector, you are actually finding a fractional part of the ...