Offers an introduction to the principles of geometry, from theorems, proofs, and postulates to lines, angles, and polygons.The tangent function examined the values of the ratio of the two legs of the right triangle. You can also take the ratio of the length of one leg divided by the length of the hypotenuse. But you have two legs, so which one should you use?

Title | : | The Complete Idiot's Guide to Geometry |

Author | : | Denise Szecsei |

Publisher | : | Alpha Books - 2007 |

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