These tools provide a short cut or an easy to use construction aid of some standard geometric shapes. You can click here to use any of the tools listed below. Of course, you will need the GSP software.

Centroid

Orthocenter

Circumcenter

Circumcircle

Incenter

Incircle

Medial Triangle

Orthocenter, Mid-segment triangle.

Orthic triangle

Pedal triangle

Center of Nine point circle

Nine Point Circle

Trisecting a line segment

Equilateral triangle, given a side

Square, given a side

Isosceles triangle, given base and altitude

Triangle Centers (H, G, C, and I)

Triangle Centers with Euler Line

Locus of vertex of a fixed angle that subtends a fixed segment.

Divide a segment AB into two parts that form a golden ratio.

Pentagon, given a radius.

Pentagon, given a side.

Hexagon, given a side.

Octagon, given a side