Math 402 Section M13

Assignment 9

Due Thursday November 1

Unless otherwise stated, all problems are from the text
Geometry with Geometry Explorer by Michael Hvidsten (McGraw Hill, 2005)

Find the 3x3 matrices which represent the following isometries of the plane at z=1:

1.       reflection across the line y=x

2.      rotation through 45 degrees around the origin

3.      translation by 4 units in the positive x-direction

4.      rotation through 45 degrees around the origin, followed by translation by 4 units in the positive x direction

5.      translation by 4 units in the positive x direction, followed by  rotation through 45 degrees around the origin


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Last modified October 26, 2007