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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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