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Reflection over x-axis

Reflection over x-axis
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2017-05-01 03:50
Coordinate GeometryTransformationGeometric Construction
This example demonstrates the reflection transformation over the x-axis. Key mathematical concepts include reflection transformation and geometric construction. It uses commands like Polygon, Point, and Mirror in GeoGebra. Suitable for middle school and above students to learn about reflection transformation and geometric construction.

GeoGebra Commands & Parameters

  1. Polygon(A, B, C) → poly1, c, a, b
  2. Point(yAxis) → D
  3. Point(yAxis) → E
  4. Mirror(A, d) → A'
  5. Mirror(B, d) → B'
  6. Mirror(C, d) → C'
  7. Polygon(A', B', C') → poly1', c', a', b'

AI Drawing Prompt Reference

Draw a polygon and mark two points on the x-axis above it. Reflect the three vertices of the polygon across the x-axis to get new vertices, and then draw a new polygon using these reflected vertices to demonstrate the reflection transformation over the x-axis.
The prompt above was compiled from the original drawing commands and is for reference only.