Geometry Lesson: 9 – 3 Rotation Objective: Draw rotations in the coordinate plane.
Jan 01, 2016
Geometry
Lesson: 9 – 3
Rotation
Objective:Draw rotations in the coordinate plane.
Rotations
Rotate Counter
clockwise for this lesson.
90 Degree Rotation
180 Degree Rotation
270 Degree Rotation
Triangle JKL is shown. What is the image of point J after a 270 degree rotation counterclockwise
about the origin.
A. (-3, 7)
B. (-7, 3)
C.(-7, -3)
D.(7, -3)
GeometryLesson: 9 – 4
Compositions of Transformations
Objective:Draw glide reflections and other compositions of isometries in the
coordinate plane.Draw compositions of reflections in parallel and intersecting lines.
Composition of transformations
A transformation of a transformation.
Glide ReflectionThe composition of a translation followed by a reflection in a line parallel to the translation vector.
Horizontal Translation
Rotation about the point of intersectionof lines m and p.
Homework
Worksheet Pg. 20 & 22
Worksheet Pg. 25 & 27