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