本文利用MATLAB探讨了采用fill( )和patch( )函数绘制三角形的两种方法。使用fill( )函数时，需将三角形三个顶点按顺序排列，并确保首尾相连；而使用patch( )函数时，只需提供三个顶点坐标，无需闭合路径，更加灵活简便。两种方法均可实现三角形的绘制，适用于不 ...

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MOTD Kickabout's John Farnworth is here with a song about counting. This catchy song and routine will help students to be active while learning to count. KS2 Maths: Mental Addition & Subtraction.