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                #### 1.繪制三角形 使用 turtle 庫的 turtle.fd() 函數和 turtle.seth() 函數繪制一個等邊三角形,邊長為 200 像素,效果如下圖所示。 ![](http://h.yiniuedu.com/47e008768a931c9b09c6799a02d584cf) 方法一: ``` import turtle as t for i in range(3): t.seth(i\*120) t.fd(200) t.done() ``` 方法二: ``` from turtle import * for i in range(3): fd(180) left(120) done() ```
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