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16 lines
290 B
Python
16 lines
290 B
Python
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from math import pi
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def arc_length(angle: int, radius: int) -> float:
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"""
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>>> arc_length(45, 5)
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3.9269908169872414
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>>> arc_length(120, 15)
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31.415926535897928
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"""
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return 2 * pi * radius * (angle / 360)
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if __name__ == "__main__":
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print(arc_length(90, 10))
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