Coordinate Changes in Triangle Reflections
Reflect a triangle across the x- or y-axis and observe how the coordinates of each vertex are transformed.
Aufgabe 1
Putting It All Together
Answer these open ended questions on your own or with others to form deeper math connections.
Aufgabe 2
How do the coordinates of the triangle change as it is reflected across the -axis? How do they stay the same?
Aufgabe 3
What changes in the coordinates of the pre-image and image of a triangle that reflects across the -axis? What stays the same?