ArcGIS Pro 2.7 API Reference Guide
ProjectionTransformation Class
Members 

ArcGIS.Core.Geometry Namespace : ProjectionTransformation Class
A projection transformation describes parameters used to project geometries from one spatial reference to another. Used in the GeometryEngine.ProjectEx method.
Object Model
ProjectionTransformation ClassProjectionTransformation ClassProjectionTransformation ClassProjectionTransformation ClassProjectionTransformation ClassSpatialReference ClassSpatialReference ClassDatumTransformation Class
Syntax
public sealed class ProjectionTransformation 
Public NotInheritable Class ProjectionTransformation 
Inheritance Hierarchy

System.Object
   ArcGIS.Core.Geometry.ProjectionTransformation

Requirements

Target Platforms: Windows 10, Windows 8.1

See Also

Reference

ProjectionTransformation Members
ArcGIS.Core.Geometry Namespace