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Formulae

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Download .mi File
Download .mi File
Download .mi File
Download .mi File
Download .mi File
The area of a segment is equal to the area of the sector reduced by the area of the triangle formed by the chord and two radii. It is convenient to use the triangle area formula A = 1/2 ab sin C, which becomes the form seen here.
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The area of a segment of a circle is the sector area decreased by the area of the triangle formed by the chord and two radii. The triangle area formula A = 1/2 a b sin C is convenient, becoming the formula seen here.
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Geometry Expressions