2D Vectors and Circle Geometric Construction
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This example demonstrates the interactive geometric construction of 2D vectors, circles, and related geometric elements. Core math concepts include vector operations, circle properties, parametric equations, tangent and normal lines, and geometric constructions. Key GeoGebra commands and objects used (derived from the construction summary) are Line, OrthogonalLine, Vector, Midpoint, Intersect, etc. Suitable for high school and above learners to understand the integration of vectors, geometric transformations, and analytical geometry.
GeoGebra Commands & Parameters
Line(A, B) → sOrthogonalLine(A, s) → bLineBisector(A, B) → mVector(A, B) → uOrthogonalVector(u) → vMidpoint(I_3, A) → K_3OrthogonalLine(K_3, m) → iOrthogonalLine(R, i) → h_1Line(J_1, i) → m_1Mirror(m_1, i) → q_1Line(F_2, s) → q_2Intersect(m_1, h_1) → G_1Line(G_2, E_1) → i_1OrthogonalLine(M_3, b) → g_4Line(F, g_4) → hIntersect(m, s) → CMirror(h, i) → h'Intersect(b, h') → HOrthogonalLine(D, i) → fIntersect(f, h') → IMidpoint(H, I) → JMirror(J, i) → J'OrthogonalLine(B, u, xOyPlane) → gMirror(I_3, m) → J_3Polygon(A, B, J_3, I_3) → q1, a_1, b_1, j_3, i_3Mirror(f, m) → f'Mirror(D, m) → D'Mirror(D, i) → D'_1Mirror(D', i) → D''Intersect(h, f) → ELine(L, D_1) → jLine(K, j) → kLine(M, s) → lLine(N, k) → nIntersect(k, g_4) → OIntersect(j, g_4) → PIntersect(k, h) → QIntersect(n, h) → SIntersect(n, l) → TIntersect(k, l) → UIntersect(j, l) → VIntersect(n, g_4) → WOrthogonalLine(Z, h') → pIntersect(p, g_4) → A_1Intersect(p, l) → B_1Intersect(p, h) → C_1Semicircle(Z, A_1) → cSemicircle(B_1, C_1) → dPolygon(K, L, P, O) → q2, k_1, l_1, p_1, o_1Polygon(V, U, Q, D_1) → q3, q, e, f_1, g_1Polygon(N, Z, A_1, W) → q4, n_1, z_1, r, wPolygon(T, B_1, C_1, S) → q5, t, a, c_1, s_1Mirror(E, m) → E'Line(H_1, h_1) → j_1Intersect(j_1, m_1) → I_1Intersect(i_1, q_2) → F_1Line(K_1, i) → r_1Intersect(i_1, r_1) → L_1Intersect(g_4, i_1) → M_1CurveCartesian(((1 - t)^(4) * I_1) + (((4 * (1 - t)^(3)) * t) * N_1) + (((6 * (1 - t)^(2)) * t^(2)) * P_1) + (((4 * (1 - t)) * t^(3)) * O_1) + (t^(4) * M_1), t, 0, 1) → d_1OrthogonalLine(N_1, l) → t_1Intersect(t_1, l) → R_1CurveCartesian(((1 - t)^(4) * I_1) + (((4 * (1 - t)^(3)) * t) * Q_1) + (((6 * (1 - t)^(2)) * t^(2)) * R_1) + (((4 * (1 - t)) * t^(3)) * S_1) + (t^(4) * M_1), t, 0, 1) → u_1CurveCartesian(((1 - t)^(4) * T_1) + (((4 * (1 - t)^(3)) * t) * Z_1) + (((6 * (1 - t)^(2)) * t^(2)) * B_2) + (((4 * (1 - t)) * t^(3)) * A_2) + (t^(4) * L_1), t, 0, 1) → v_1Polygon(D'_1, D'', D', D) → q6, d'_1, d'', d', d_2Polygon(F_1, U_1, T_1, L_1) → q7, e_1, f_2, g_2, h_2Polygon(F_1, U_1, B_2, L_1) → q8, i_2, j_2, b_2, k_2Midpoint(U_1, F_1) → W_1Midpoint(T_1, U_1) → C_2Vector(C_2, U_1) → w_1Polygon(W_1, U_1, D_2) → t1, l_2, m_2, n_2LineBisector(D_2, W_1) → p_2Intersect(p_2, l) → E_2CircleArc(E_2, W_1, D_2) → c_2
AI Drawing Prompt Reference
Draw a geometric construction of 2D vectors and circles, showcasing vector operations, circle properties, parametric equations, tangent, and normal lines. Start by drawing a line segment and its perpendicular line, then construct vectors and their orthogonal counterparts. Find the midpoint of the segment and related perpendiculars, and apply mirror transformations. Finally, combine intersection points and semicircles to complete the geometric elements.
The prompt above was compiled from the original drawing commands and is for reference only.