不等边三角形的性质
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该范例演示了不等边三角形的性质,涉及三角形的基本概念。通过使用GeoGebra命令如Point、Textfield、Sequence等,可以构造出不等边三角形,并观察其边长、角度等属性。适合初中及以上学生学习三角形的相关知识。
GeoGebra 命令及参数
Point(yAxis) → A_xTextfield(m_1) → inputBox1Textfield(s) → inputBoxfSequence(Vector[(6, m_1(q(R(i)))), (8, s(m_1(q(R(i)))))], i, 1, 5) → QuadgvlistSequence(Vector[(4, q(R(i))), (6, m_1(q(R(i))))], i, 1, 5) → QuadmvlistSequence(Vector[(0, i), (2, R(i))], i, 1, 5) → QuadRvlistSequence(Vector[(2, R(i)), (4, q(R(i)))], i, 1, 5) → QuadqvlistPoint(i) → KVector(K, s_{inv}D) → wVector(s_{inv}D, m_{invSinvD}) → zVector(m_{invSinvD}, q_{inv+}) → dVector(m_{invSinvD}, q_{inv-}) → fVector(q_{inv+}, I) → h_1Vector(q_{inv-}, J) → jSequence(Vector[(0, i), (2, m_1(i))], i, -2, 2) → LinmvlistSequence(Vector[(2, m_1(i)), (4, s(m_1(i)))], i, -2, 2) → LinsvlistTextfield(h) → inputBox2Textfield(b) → inputBox3Textfield(m) → inputBox4Textfield(m_1) → inputBox5Textfield(s) → inputBox6Sequence(Vector[(0, i), (4, s(m_1(i)))], i, -2, 2) → LinfvlistPoint(b_1) → AVector(A, D) → gVector(D, E) → k