Symmetry Axis with Snapping
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This example demonstrates how to use GeoGebra to draw the symmetry axis of a polygon. Key mathematical concepts include the symmetry of polygons, linear equations, and the snapping feature. Using commands like Line, Slope, and Point, the symmetry axis can be constructed. Suitable for students in middle school and above for geometric construction.
GeoGebra Commands & Parameters
Line(A, B) → hSlope(h) → slopePoint(i) → CPoint(i) → DCurveCartesian((t * cos((2 * theta))) + (sin((2 * theta)) * (ℯ^(t) - intercept)), (t * sin((2 * theta))) - (cos((2 * theta)) * (ℯ^(t) - intercept)) + intercept, t, -10, 10) → a