# Arctan 1/2

Input |
---|

tan^(-1)(1/2) |

Exact Result |

tan^(-1)(1/2) (result in radians) |

Decimal approximation |

0.463647609000806116214256231461214402028537054286120263810… (result in radians) |

Conversion from radians to degrees |

26.57° |

Reference triangle for angle 0.4636 radians |

width | cos(tan^(-1)(1/2)) = 2/sqrt(5)~~0.894427 height | sin(tan^(-1)(1/2)) = 1/sqrt(5)~~0.447214 |

Continued fraction |

[0; 2, 6, 2, 1, 1, 1, 6, 1, 2, 1, 1, 2, 10, 1, 2, 1, 2, 1, 1, 1, 5, 3, 10, 2, 7, 1, 27, 1, 1, 1, …] |