Concept explainers
To find the coordinates of the image point.
Answer to Problem 22WE
The coordinates of the image point are
Explanation of Solution
Given information: Given coordinates of a point
Calculation:
A rotation is a transformation suggested by rotates a paddle wheel.
When the wheel moves, each paddle rotates to a new position. When the wheel stops, the new position of a paddle
In coordinates terms;
And if the line of reflection is
Consider
Where,
Use equation
Now as rotation is about the center
Draw the grid as shown below:
Thus, the coordinates of the image point are
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