Basic objects

- Point
- Segment
- Line
- Ray
- Triagle
- Rectangle
- Circle
- Polyline
- Plane

Intersections

- Line line intersection
- Segment line intersection
- Segment segment intersecion
- Plane line intersection

Distance

- Point - point distance
- Point - line distance
- Point - plane distance

Angle

- Line - Line
- Segment - Line
- Segments
- Vectors

Orthogonal orojection

- Point projection on line
- Point projection on plane
- Line porjection on plane
- Any geometry projection on a plane

How to define

Lines

- perpendicular line ( line + point )
- parallel line ( line + point )
- perpendicular bisector ( two points )
- angle bisector ( three points )
- best fit line ( set of points )

Reflection

- Reflect about line
- Reflect abount point