Exploring Rotations in the Coordinate Plane
Introduction
Today we will explore what the “ingredients” of a rotation are and the properties that a rotation changes and not change?
- Make sure that your triangle has the following coordinates: A(-5, 4), B(-2, 5), & C(-1, 2)
- Make sure that the box that says "Show Image" is clicked.
- Make sure that the box that says "Show Movement of Points" is clicked.
Move the slider to 90 degrees.
What are the coordinates of A'?
What are the coordinates of B'?
What are the coordinates of C' ?
Move the slider to 180 degrees.
What are the coordinates of A'?
What are the coordinates of B'?
What are the coordinates of C'?
Move the slider to 270 degrees.
What are the coordinates of A'?
What are the coordinates of B'?
What are the coordinates of C'?