基于平移的无字毕达哥拉斯定理
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所属专题
Similarity & Right Triangle Trigonometry
Similarity, Right Triangles, and Trigonometry (SRT) Cluster
①本范例通过动态演示,直观展示毕达哥拉斯定理的几何意义,即直角三角形三边关系;②核心数学概念为毕达哥拉斯定理、平移变换、向量运算;③作图要点运用了Circle, Line, Point, Intersect, Segment, Distance, OrthogonalLine, Polygon, Vector, Translate等GeoGebra命令与对象;④适合高中数学教学和学生理解空间变换与几何证明。
GeoGebra 命令及参数
Circle(A, B) → cLine(A, B) → aPoint(c) → CIntersect(c, a) → D, ESegment(C, E) → bSegment(C, B) → dDistance(E, B) → eOrthogonalLine(C, b) → fOrthogonalLine(E, b) → gOrthogonalLine(E, a) → hOrthogonalLine(B, a) → iOrthogonalLine(B, f) → jOrthogonalLine(C, f) → kCircle(E, B) → pCircle(C, E) → qCircle(C, B) → rIntersect(p, h) → F, GIntersect(q, f) → H, IIntersect(r, k) → J, KOrthogonalLine(F, h) → lOrthogonalLine(H, g) → mOrthogonalLine(K, k) → nIntersect(j, n) → LIntersect(l, i) → MIntersect(m, g) → NPolygon(C, H, N, E) → poly1, c_1, h_1, n_1, e_1Polygon(C, K, L, B) → poly2, c_2, k_1, l_1, b_1Polygon(E, F, M, B) → poly3, e_2, f_1, m_1, b_2Line(M, B) → sIntersect(s, k_1) → OVector(O, E) → uTranslate(B, u) → B'Translate(L, u) → L'Translate(O, u) → O'Vector(B, M) → vTranslate(O, v) → O'_1Translate(K, v) → K'Translate(C, v) → C'Translate(B, v) → B'_1Intersect(c_2, s) → RPolygon(R, C, B) → poly4, b_3, r_1, c_3Polygon(B, L, K, R) → poly5, b_4, l_2, k_2, r_2OrthogonalLine(N, s) → tIntersect(t, c_1) → SOrthogonalLine(S, t) → a_1Intersect(b, e_1) → TIntersect(a_1, b) → UVector(B, F) → wTranslate(B, w) → B'_2Translate(L, w) → L'_1Translate(K, w) → K'_1Translate(R, w) → R'Polygon(U, C, S) → poly6, s_1, u_1, c_4Vector(U, R') → zPoint(poly6) → VPolygon(N, S, U, E) → poly7, n_2, s_2, u_2, e_3Intersect(a_1, c_1) → WPolygon(H, N, W) → poly8, w_1, h_2, n_3Translate(B, w) → B'_3Translate(L, w) → L'_2Translate(K, w) → K'_2Translate(R, w) → R'_1Polygon(B'_3, L'_2, K'_2, R'_1) → poly5', b'_3, l'_2, k'_2, r'_1Translate(U, z) → U'Translate(C, z) → C'_1Translate(S, z) → S'Polygon(U', C'_1, S') → poly6', s', u', c'_1Vector(N, B'_3) → v_1Translate(H, v_1) → H'Translate(N, v_1) → N'Translate(W, v_1) → W'Polygon(H', N', W') → poly8', w', h', n'Translate(R, v) → R'_2Translate(C, v) → C'_2Translate(B, v) → B'_4Polygon(R'_2, C'_2, B'_4) → poly4', b'_4, r'_2, c'_2Vector(S', L'_2) → z_1Translate(N, z_1) → N'_1Translate(S, z_1) → S'_1Translate(U, z_1) → U'_1Translate(E, z_1) → E'Polygon(N'_1, S'_1, U'_1, E') → poly7', n'_1, s'_1, u'_1, e'
AI 绘图提示语参考
画一个直角三角形,通过平移演示勾股定理。首先画出直角边和斜边,然后在直角边和斜边上分别作垂线,交点构成新的图形。接着用圆和交点构造平行四边形,展示平移关系。最后通过平移和交点连接,形成多个封闭图形,直观体现勾股定理的几何意义。
以上提示语为根据原始绘图命令整理而来,仅供参考。