Mathematics
Circle segment area
Calculates circular segment area from radius and central angle in radians.
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Circle sector area
Calculates circle sector area from radius and angle in radians.
Arc length
Calculates arc length from radius and angle after converting the angle to radians.
Circle area
Calculates circle area from diameter.
Annulus area
Calculates annulus area from outer and inner diameters.
Circle circumference
Calculates circle circumference from diameter.
Hexagon area
Calculates regular hexagon area from side length.