幾何角度互動探索沙盒
Interactive Geometry Angles Sandbox
拖曳線條兩端的圓點。點選圖形中的兩個角來完成探索與挑戰！
Drag the dots at line ends. Click two angles to explore and complete challenges!
自由檢測 Free Inspection
當前平行狀態Parallel Status
AB // CD (平行中) (Parallel)
選取角 1Selected Angle 1
--°
選取角 2Selected Angle 2
--°
角落關係判定Angle Relationship Analysis
請在地圖上點擊選取兩個角。
Please click to select two angles on the diagram.
Please click to select two angles on the diagram.