EntityQ2951719· pop 17· linked from 13 articlessagittaSign in to savethe distance from the center of the arc to the center of its baseConnectionsIsaac NewtonPersonLatinEntitygeometryEntityInternational Standard Book NumberEntitycircleEntityPythagorean theoremEntityarrowEntityradiusEntitymomentumEntityright triangleEntityPhilosophiæ Naturalis Principia MathematicaEntityhypotenuseEntitychordEntityShen KuoEntityCambridge University PressEntitybubble chamberEntityJoseph NeedhamEntitycircular segmentEntityarc lengthEntitymidpointEntityCategoriesArchitectural terminologyGeometric measurement