More about 3-D Figures 續立體圖形

Author:
Alex CHIK
GeoGebra 互動數學教室 http://www.geogebra.hk

  • Line Perpendicular to Plane 垂直於平面的直線

    Line Perpendicular to Plane 垂直於平面的直線

  • Angle between a Line and a Plane 投影與線面角

    Angle between a Line and a Plane 投影與線面角

  • Quiz on Projection of a Line Segment on a Plane 投影：測驗

    Quiz on Projection of a Line Segment on a Plane 投影：測驗

  • Quiz on Angle between a Line and a Plane 線面角：測驗

    Quiz on Angle between a Line and a Plane 線面角：測驗

  • Angle between Two Planes 面面角

    Angle between Two Planes 面面角

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Line Perpendicular to Plane 垂直於平面的直線

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