立体图形体积计算:补充法求长方体体积
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本范例演示如何使用「补充法」计算长方体体积。核心数学概念是立体几何中的体积计算,涉及长方体(Quader)的构造与体积求解。制作要点:使用Volume命令计算长方体体积,通过Translate命令进行图形变换,利用If条件判断实现答案验证,结合CornerThreeD构建三维坐标系,并使用Shuffle实现随机题目生成。交互设计中包含input输入框供学习者填写答案,系统自动判断对错。适合中学数学「立体几何」章节的教学与练习,也可用于自主学习体积计算方法。
GeoGebra 命令及参数
Translate({Prism[Polygon[(-2.5, -1.5, -1), (-2.5, -1.5, -1) + (2, 0), (-2.5, -1.5, -1) + (2, 3), (-2.5, -1.5, -1) + (0, 3)], 2]}, Vector[(-0.001, 0, -0.001 - dy)]) → object02Volume(object02(1)) → sol2Translate({Prism[Polygon[(-0.5, 1.5), (-0.5, 1.5) + (3, 0), (-0.5, 1.5) + (3, 0, 2), (-0.5, 1.5) + (0, 0, 2)], (-0.5, -1.5)]}, Vector[(0, 0, ((-dz)) / 2 - 1)]) → object122HintWaagrecht1Element(randomQuestions, Mod[questionCount, Length[randomQuestions]] + 1) → randomQuestionElement(allQuestions, randomQuestion) → actualQuestionShuffle(Sequence[Element[actualQuestion, i], i, 2, numberOfAnswers + 1]) → actualAnswersShuffled, {?, ?, ?, ?, ?, ?}Element(actualAnswersShuffled, 3) → actualAnswer03Element(actualAnswersShuffled, 2) → actualAnswer02Element(actualAnswersShuffled, 1) → actualAnswer01Element(actualAnswersShuffled, 4) → actualAnswer04Element(actualAnswersShuffled, 5) → actualAnswer05Element(actualAnswersShuffled, 6) → actualAnswer06Element(actualAnswer06, 2) → chk06ExpectedElement(actualAnswer05, 2) → chk05ExpectedElement(actualAnswer04, 2) → chk04ExpectedElement(actualAnswer01, 2) → chk01ExpectedElement(actualAnswer02, 2) → chk02ExpectedElement(actualAnswer03, 2) → chk03ExpectedCone((0, 0, 2), (0, 0, 5), 1) → figur022kegel, figur012kegel_{2}, figur012kegel_{3}Cone(((-2.7755575615628914E-17), 0, 1), ((-2.7755575615628914E-17), 0, -3), 1.5) → figur031kegel, figur021kegel_{2}, figur021kegel_{3}Cone((0, 0, 1), (0, 0, 4), 2.5) → figur042kegel, figur032kegel_{2}, figur032kegel_{3}Cone((0, 0, 1), (0, 0, 5), 1.5) → figur062kegel, figur062kegel_{2}, figur062kegel_{3}Textfield(input1) → InputBox1LaTeX(randomQuestion, true, true) → text1Remove(l1, {SelectedElement[l1]}) → l2Textfield(input2) → InputBox2LaTeX(page, true, true) → text5Sum({attemptCountInputBox1, attemptCountInputBox2}) → attemptCountTextfield(input3) → InputBox3If(page ≟ 2, showQuader2, page ≟ 8, correctInputBox3, true, page ≟ 4, correctInputBox1, page ≟ 5, dy ≥ 1.78, page ≟ 6, correctInputBox2, page ≟ 7, sliderGrey ≥ 0.97) → fixedCornerThreeD(-1, 11) → viewActual
AI 绘图提示语参考
绘制一个长方体,使用补体方法计算其体积。首先,创建一个底面为(-2.5, -1.5, -1)到(-0.5, 1.5, -1)的长方体,然后通过平移生成另一个长方体。接着,设置输入框供用户输入答案,并使用条件语句检查答案是否正确。最后,构建一个三维坐标系,并随机生成一些问题供用户练习。
以上提示语为根据原始绘图命令整理而来,仅供参考。