# Cos48

Input |
---|

cos(48°) |

Exact result |

sin((7 pi)/30) |

Decimal approximation |

0.669130606358858213826273330686780473599583218959795676817… |

Reference triangle for angle 48° |

width | cos(48 °) = sin(42 °)~~0.669131 height | sin(48 °) = cos(42 °)~~0.743145 |

Continued fraction |

[0; 1, 2, 44, 1, 3, 5, 6, 2, 35, 2, 9, 9, 1, 37, 1, 4, 1, 6, 3, 4, 3, 11, 1, 17, 1, 9, 1, 1, 2, …] |