In this lesson our instructor talks about mapping. First she discusses transformation, rotation, translation, reflection, and dilation. The she talks about congruence transformation. Three complete extra example videos round up this lesson.
Mapping is a transformation of a pre-image to another congruent or similar image
Types of transformations
In a plane, an isometry is a transformation that maps every segment to a congruent segment
Lecture Slides are screen-captured images of important points in the lecture. Students can download and print out these lecture slide images to do practice problems as well as take notes while watching the lecture.