WAngle of rotationWApex (geometry)WAuxiliary lineWAxial symmetryWBottema's theoremWBraikenridge–Maclaurin theoremWBrocard triangleWCapsule (geometry)WCircle packing in a circleWCircle packing in an equilateral triangleWCircle packing in an isosceles right triangleWCircular triangleWCleaver (geometry)WConway circle theoremWCrossbar theoremWFace diagonalWGeometric shapeWGEOS circleWJacobi's theorem (geometry)WLimiting point (geometry)WMoss's EggWPoncelet pointWRegular gridWReuschle's theoremWSubtended angleWTangential triangleWTarry pointWTransversal planeWVertex angleWWoo circles