A major arc (right figure) is an arc of a circle having measure greater than or equal to 
(
radians).
Major Arc
See also
Arc, Minor Arc, SemicircleExplore with Wolfram|Alpha
References
Rhoad, R.; Milauskas, G.; and Whipple, R. Geometry for Enjoyment and Challenge, rev. ed. Evanston, IL: McDougal, Littell & Company, pp. 420-421, 1984.Referenced on Wolfram|Alpha
Major ArcCite this as:
Weisstein, Eric W. "Major Arc." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/MajorArc.html