Elementary Synthetic Geometry of the Point, Line and Circle in the PlaneMacmillan, 1889 - 294 sider Elementary Synthetic Geometry of the Point, Line and Circle in the Plane by Nathan Fellowes Dupuis, first published in 1889, is a rare manuscript, the original residing in one of the great libraries of the world. This book is a reproduction of that original, which has been scanned and cleaned by state-of-the-art publishing tools for better readability and enhanced appreciation. Restoration Editors' mission is to bring long out of print manuscripts back to life. Some smudges, annotations or unclear text may still exist, due to permanent damage to the original work. We believe the literary significance of the text justifies offering this reproduction, allowing a new generation to appreciate it. |
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... intersect- ing lines are equal to each other , all four of the angles so formed are equal to one another , and each is a right angle . Def . 2 .-- --When two intersecting lines form a right angle at their point of intersection , they ...
... intersect at O , and through O , L ' and M ' are drawn respectively to L and M. The angle be- tween L ' and M ' is equal to that between L and M. SECTION III . THREE OR MORE POINTS AND LINES . THE TRIANGLE . 46 ° . Theorem . - Three ...
... intersect at any finite point are parallel . Next to perpendicularity , parallelism is the most important directional relation . It is denoted by the symbol || , which is to be read " parallel to ” or “ is parallel to " as occasion may ...
... intersecting lines , intersect at some finite point . B 80 ° . Def . - 1 . A closed figure having four lines as sides is in general called a quadrangle or quadrilateral . Thus ABCD is a quadrangle . 2. The line - segments AC and BD ...
Nathan Fellowes Dupuis. 3. The quadrangle formed when two parallel lines intersect two other parallel lines is a parallelogram , and is usually denoted by the symbol . 81 ° . Theorem . - In any parallelogram— 1. The opposite sides are ...
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Elementary Synthetic Geometry of the Point, Line and Circle in the Plane Nathan Fellowes Dupuis Uten tilgangsbegrensning - 1894 |
Elementary Synthetic Geometry of the Point, Line and Circle in the Plane Nathan Fellowes Dupuis Uten tilgangsbegrensning - 1894 |
Elementary Synthetic Geometry of the Point, Line and Circle in the Plane Nathan Fellowes Dupuis Uten tilgangsbegrensning - 1896 |
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The Classification of Quadrilaterals: A Study of Definition Zalman Usiskin,Jennifer Griffin,David Witonsky,Edwin Willmore Ingen forhåndsvisning tilgjengelig - 2008 |
The Classification of Quadrilaterals: A Study of Definition Zalman Usiskin,Jennifer Griffin,David Witonsky,Edwin Willmore Ingen forhåndsvisning tilgjengelig - 2008 |