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from tkinter import *
import math as m
root = Tk()
#r1 = R * sin(2 * π/5) ]
#r2 = R * cos(2 * π/5) |}三角函数
#x1 = x - r1 = x - R * sin(2 * π/5) |}
#y1 = y - r2 = y- R * cos(2 * π/5) ]
w = Canvas(root, width=200, height=100)
w.pack()
center_x = 100
center_y = 50
r = 50
points = [
#A
center_x - int(r * m.sin(2 * m.pi / 5)),
center_y - int(r * m.cos(2 * m.pi / 5)),
#C
center_x + int(r * m.sin(2 * m.pi / 5)),
center_y - int(r * m.cos(2 * m.pi / 5)),
#E
center_x - int(r * m.sin(m.pi / 5)),
center_y + int(r * m.cos(m.pi / 5)),
#B
center_x,
center_y - r,
#D
center_x + int(r * m.sin(m.pi / 5)),
center_y + int(r * m.cos(m.pi / 5)),
]
w.create_polygon(points, outline='red', fill='red')
mainloop() |
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