矩形衍生的镶嵌图案
几何画板及绘图内容加载中,请稍等……
这个范例演示了如何从矩形出发,通过几何变换生成镶嵌图案。核心数学概念包括几何作图、向量和平移变换。通过使用Segment, OrthogonalLine, Point, Intersect, Vector, Translate等命令,可以构建复杂的几何图形。适合初中及以上学生学习几何变换和镶嵌图案。
GeoGebra 命令及参数
Segment(A, B) → aOrthogonalLine(A, a) → bOrthogonalLine(B, a) → cPoint(b) → COrthogonalLine(C, b) → dIntersect(c, d) → DSegment(C, A) → eSegment(D, B) → fSegment(C, D) → gSegment(A, E) → hSegment(E, F) → iSegment(F, G) → jSegment(G, H) → kSegment(H, C) → lVector(C, D) → uTranslate(C, u) → C'Translate(A, u) → A'Segment(C', A') → e'Translate(A, u) → A'_1Translate(E, u) → E'Segment(A'_1, E') → h'Translate(E, u) → E'_1Translate(F, u) → F'Segment(E'_1, F') → i'Translate(F, u) → F'_1Translate(G, u) → G'Segment(F'_1, G') → j'Translate(G, u) → G'_1Translate(H, u) → H'Segment(G'_1, H') → k'Translate(H, u) → H'_1Translate(C, u) → C'_1Segment(H'_1, C'_1) → l'Segment(A, I) → mSegment(I, J) → nSegment(J, K) → pSegment(K, L) → qSegment(L, M) → rSegment(M, B) → sVector(A, C) → vTranslate(A, v) → A'_2Translate(B, v) → B'Segment(A'_2, B') → a'Translate(A, v) → A'_3Translate(I, v) → I'Segment(A'_3, I') → m'Translate(I, v) → I'_1Translate(J, v) → J'Segment(I'_1, J') → n'Translate(J, v) → J'_1Translate(K, v) → K'Segment(J'_1, K') → p'Translate(K, v) → K'_1Translate(L, v) → L'Segment(K'_1, L') → q'Translate(L, v) → L'_1Translate(M, v) → M'Segment(L'_1, M') → r'Translate(M, v) → M'_1Translate(B, v) → B'_1Segment(M'_1, B'_1) → s'Translate(A', v) → A''Translate(A'_1, v) → O