EntityQ1094399· pop 32· linked from 55 articlescentral angleSign in to savemeasure of two radii meetingConnectionsangleEntitydiameterEntityradiusEntityradianEntitycurveEntitychordEntityregular polygonEntitycircumscribed circleEntitycircumferenceEntityinscribed angleEntityarc lengthEntitygreat-circle distanceEntityangular measureEntitysubtended angleEntityCategoriesAngleCirclesElementary geometryGeometric centers