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 TrigonometryCollins & Hannay, 1860 - 333 sider |
Inni boken
Resultat 1-3 av 79
Side 186
... Plane and Spherical Trigonometry John Playfair. B E A I F D In the plane draw any straight line BC , and from the point A draw ( 12. - 1 . ) AD perpendicular to BC . If then AD be also perpendicu lar to the plaue BH , the thing required ...
... Plane and Spherical Trigonometry John Playfair. B E A I F D In the plane draw any straight line BC , and from the point A draw ( 12. - 1 . ) AD perpendicular to BC . If then AD be also perpendicu lar to the plaue BH , the thing required ...
Side 189
... Plane and Spherical Trigonometry John Playfair. PROP . XV . THEOR . If two parallel planes be cut by a third plane , they have the same incli nation to that plane . Let AB and CD be two parallel planes , and EH a third plane cut- ting them ...
... Plane and Spherical Trigonometry John Playfair. PROP . XV . THEOR . If two parallel planes be cut by a third plane , they have the same incli nation to that plane . Let AB and CD be two parallel planes , and EH a third plane cut- ting them ...
Side 191
... plane ( 7. 2. Sup . ) But one plane is at right angles to another plane when the straight lines drawn in one of the planes , at right angles to their common section , are also at right angles to the other plane ( def . 2. 2. ) ; and any ...
... plane ( 7. 2. Sup . ) But one plane is at right angles to another plane when the straight lines drawn in one of the planes , at right angles to their common section , are also at right angles to the other plane ( def . 2. 2. ) ; and any ...
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Elements of Geometry: Containing the First Six Books of Euclid: With a ... John Playfair Uten tilgangsbegrensning - 1819 |
Elements of Geometry: Containing the First Six Books of Euclid : with a ... John Playfair Uten tilgangsbegrensning - 1837 |
Elements of Geometry: Containing the First Six Books of Euclid: With a ... John Playfair Uten tilgangsbegrensning - 1854 |
Vanlige uttrykk og setninger
ABC is equal ABCD altitude angle ABC angle ACB angle BAC angle EDF arch AC base BC bisected centre circle ABC circumference cosine cylinder demonstrated diameter draw equal and similar equal angles equiangular equilateral equilateral polygon equimultiples Euclid exterior angle fore four right angles given straight line greater hypotenuse inscribed join less Let ABC Let the straight line BC magnitudes meet multiple opposite angle parallel parallelogram perpendicular polygon prism PROB produced proportionals proposition Q. E. D. COR Q. E. D. PROP radius ratio rectangle contained rectilineal figure remaining angle segment semicircle side BC sine solid angle solid parallelopipeds spherical angle spherical triangle straight line AC THEOR third touches the circle triangle ABC triangle DEF wherefore