Adapted to the use of schools, junior students at the universities, and private learners, especially those who study without a tutor. ... Having found the circumference of a circle, we can readily find the area, if not with strict accuracy, at least sufficiently ... altitude the radius of the circle j now since these small arcs coincide indefinitely near with the sides of a circumscribed ... the circumference) have n sides, the length of each being r ; and let a similar polygon be inscribed in any other circleanbsp;...

Title | : | An easy introduction to the mathematics |

Author | : | Charles Butler |

Publisher | : | - 1814 |

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