Transformations - Notations and Formulas A transformation is an operation that maps an initial figure (pre-image) onto a final image called an image.Line Reflections A reflection is a flip. It is an opposite isometry - the image does not change size but the lettering is reversed.Point Reflections A point reflection exists when a figure is built around a single … [Read more...] about Transformations – Notations and Formulas
Dilations
Dilations
Dilations A dilation is a transformation (notation Dk) that produces an image that is the same shape as the original, but is a different size. A dilation stretches or shrinks the original figure. The description of a dilation includes the scale factor (or ratio) and the center of the dilation. The center of dilation is a fixed point in the plane about which all points are … [Read more...] about Dilations