Elements of Geometry: Containing the First Six Books of Euclid: With a Supplement on the Quadrature of the Circle, and the Geometry of Solids: to which are Added, Elements of Plane and Spherical TrigonometryLippincott, Grambo & Company, 1854 - 317 σελίδες |
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With a Supplement on the Quadrature of the Circle, and the Geometry of Solids: to which are Added, Elements of Plane and Spherical Trigonometry John Playfair. + 1 1 ܪܪ Dean's Stereotype Edition . ELEMENTS OF G E 0 M.
With a Supplement on the Quadrature of the Circle, and the Geometry of Solids: to which are Added, Elements of Plane and Spherical Trigonometry John Playfair. + 1 1 ܪܪ Dean's Stereotype Edition . ELEMENTS OF G E 0 M.
Σελίδα 3
... Plane and Spherical Trigonometry John Playfair. PREFACE . Ir is a remarkable fact in the history of science , that the oldest book of Elementary Geometry is still considered as the best , and that the writings of EUCLID , at the distance ...
... Plane and Spherical Trigonometry John Playfair. PREFACE . Ir is a remarkable fact in the history of science , that the oldest book of Elementary Geometry is still considered as the best , and that the writings of EUCLID , at the distance ...
Σελίδα 7
... Plane and Spherical Trigonometry John Playfair. 20. The sign of Addition is an erect cross ; thus A + B implies the sum of A and B , and is called A plus B. 21. Subtraction is denoted by a single line ; as A - B , which is read A minus B ...
... Plane and Spherical Trigonometry John Playfair. 20. The sign of Addition is an erect cross ; thus A + B implies the sum of A and B , and is called A plus B. 21. Subtraction is denoted by a single line ; as A - B , which is read A minus B ...
Σελίδα 8
... plane superficies is that in which any two points being taken , the straight line between them lies wholly in that superficies . 6. A plane rectilineal angle is the inclination of two straight lines to one another , which meet together ...
... plane superficies is that in which any two points being taken , the straight line between them lies wholly in that superficies . 6. A plane rectilineal angle is the inclination of two straight lines to one another , which meet together ...
Σελίδα 13
... Plane and Spherical Trigonometry John Playfair. to the same are equal to one another ; therefore the straight line AL is equal to BC . Wherefore , from the given point A , a straight line AL has been drawn equal to the given straight ...
... Plane and Spherical Trigonometry John Playfair. to the same are equal to one another ; therefore the straight line AL is equal to BC . Wherefore , from the given point A , a straight line AL has been drawn equal to the given straight ...
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ABC is equal ABCD adjacent angles altitude angle ABC angle ACB angle BAC base BC bisected centre chord circle ABC circumference cosine cylinder demonstrated described diameter divided draw equal and similar equal angles equiangular equilateral equilateral polygon equimultiples Euclid exterior angle fore four right angles given rectilineal given straight line greater Hence hypotenuse inscribed join less Let ABC Let the straight magnitudes meet multiple opposite angle parallel parallelogram parallelopiped perpendicular polygon prism PROB PROP proportional proposition quadrilateral radius ratio rectangle contained rectilineal figure remaining angle right angled triangle SCHOLIUM segment semicircle shewn side BC sine solid angle solid parallelopiped spherical angle spherical triangle square straight line BC THEOR touches the circle triangle ABC triangle DEF wherefore