Finding the Center of Rotation by Megan Milano
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Rotations Lab
This example demonstrates how to determine the center of rotation using GeoGebra tools. Key mathematical concepts include rotation and geometric construction. Commands used include Polygon and Rotate. Suitable for middle school and above students learning rotation transformations.
GeoGebra Commands & Parameters
Polygon(A, B, C) → poly1, c, a, bRotate(A, 84*°, X) → A'Rotate(B, 84*°, X) → B'Rotate(C, 84*°, X) → C'Polygon(A', B', C') → poly2, c', a', b'
AI Drawing Prompt Reference
Draw a triangle, then rotate its three vertices 84 degrees around a point to get three new vertices, and connect these new vertices to form a second triangle, showing the original and rotated triangles and the rotation center.
The prompt above was compiled from the original drawing commands and is for reference only.