Translation by Vector PQ

Drag the points P and Q of the vector.
Drag the points A, B, or C of the triangle.

Rotation about point O

Drag the point of giving the measure of the angle of rotation.
Drag the points A, B, or C of the triangle.

Reflection in a Line PQ

Drag the points P and Q of the line of reflection.
Drag the points A, B, or C of the triangle.

Reflection through a Point P

Drag the point of reflection P.
Drag the points A, B, or C of the triangle.

Glide Reflection by Vector PQ

Drag points P and Q of the Vector PQ.
Drag the points A, B, or C of the triangle.

Dilation

Drag the point for the ratio to change the ratio.
Drag the point O the center of the dilation.
Drag the points A, B, or C of the triangle.

Shear

Drag the points A' to see different shears of triangle ABC.
Drag the point P or Q to change the axis.
Drag the points A, B, or C to change the base triangle.

Strain

Drag the point P or Q to change the axis of the strain.
Drag the points A, B, or C to change the original triangle.

Timothy Peil, 30 January 2013, Created with GeoGebra