com.esri.core.geometry
Interfaces 
AngularUnit.Code
AreaUnit.Code
LinearUnit.Code
LinearUnitCode
MgrsConversionMode
Classes 
AngularUnit
AreaUnit
Envelope
Geometry
GeometryEngine
Line
LinearUnit
MapGeometry
MultiPath
MultiPoint
Point
Polygon
Polyline
Proximity2DResult
Segment
SegmentIterator
SpatialReference
Transformation2D
Unit
Enums 
Geometry.Type
SpatialReference.Type
Unit.EsriUnit
Unit.UnitType
Exceptions 
GeometryException