Properties of Parallelogram Demo
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This applet demonstrates the geometric properties of a parallelogram through interactive elements, aiding learners in understanding concepts like parallel line properties, equal opposite sides, equal opposite angles, and bisecting diagonals. It is constructed using commands such as Segment, Line, Intersect, Midpoint, Angle, Polygon, and Mirror. Suitable for middle school and above students for geometry instruction and concept exploration.
GeoGebra Commands & Parameters
Segment(A, B) → aSegment(A, D) → bLine(D, a) → cLine(B, b) → dIntersect(c, d) → CSegment(D, C) → eSegment(B, C) → fMidpoint(A, C) → ESegment(A, E) → gSegment(E, C) → hSegment(D, E) → iSegment(E, B) → jAngle(B, A, E) → αAngle(D, C, E) → βAngle(E, A, D) → γAngle(C, B, E) → δAngle(A, D, E) → εAngle(E, B, A) → ζAngle(E, D, C) → ηAngle(E, C, B) → θAngle(C, E, D) → ιPolygon(A, B, C) → poly1, c_1, a_1, b_1Mirror(A, g) → A'Mirror(B, g) → B'Mirror(C, g) → C'Polygon(A', B', C') → poly1', c', a', b'Polygon(A, B, D) → poly2, d_1, a_2, b_2Mirror(A, j) → A'_1Mirror(B, j) → B'_1Mirror(D, j) → D'Polygon(A'_1, B'_1, D') → poly2', d', a'_1, b'_1Angle(B, A, D) → κAngle(A, D, C) → λAngle(D, C, B) → μAngle(C, B, A) → νPolygon(A, B, C, D) → poly3, a_3, b_3, c_2, d_2