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 TrigonometryE. Duyckinck, and George Long, 1824 - 333 σελίδες |
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Αποτελέσματα 1 - 5 από τα 32.
Σελίδα 20
... triangle , is that which has an obtuse angle . XXIV . An acute angled triangle , is that which has three a ute angles . XXV . Of four sided figures , a square is that which has all its sides equal and all its angles right angles . 00 ...
... triangle , is that which has an obtuse angle . XXIV . An acute angled triangle , is that which has three a ute angles . XXV . Of four sided figures , a square is that which has all its sides equal and all its angles right angles . 00 ...
Σελίδα 31
... For the angles CEA , AED , which the straight line AE makes with the straight line CD , are together equal ( 13 , 1. ) to two right angles ; and the angles AED , DER , which the straight line DE C makes with the straight line AB , are ...
... For the angles CEA , AED , which the straight line AE makes with the straight line CD , are together equal ( 13 , 1. ) to two right angles ; and the angles AED , DER , which the straight line DE C makes with the straight line AB , are ...
Σελίδα 40
... angle EGB is equal to the interior and opposite , upon the same side , GHD ; and the two interior angles BGH , GHD upon the same side are together equal to two right angles . For if AGH be not equal to GHD , let KG be drawn making the angle ...
... angle EGB is equal to the interior and opposite , upon the same side , GHD ; and the two interior angles BGH , GHD upon the same side are together equal to two right angles . For if AGH be not equal to GHD , let KG be drawn making the angle ...
Σελίδα 42
... four right angles . For any rectilineal figure ABCDE can be divided into as many tri- angles as the figure has sides , by drawing straight lines from a ... right angles . PROP . XXXIII . THEOR . The straight lines which 42 ELEMENTS.
... four right angles . For any rectilineal figure ABCDE can be divided into as many tri- angles as the figure has sides , by drawing straight lines from a ... right angles . PROP . XXXIII . THEOR . The straight lines which 42 ELEMENTS.
Σελίδα 51
... four straight lines BA , AD , DE , EB are equal to one another , and the parallelogram ADEB is equilateral ; it is likewise rectangular ; for the straight line AD meeting the parallels , AB , DE , makes the angles ... right angles ; but ...
... four straight lines BA , AD , DE , EB are equal to one another , and the parallelogram ADEB is equilateral ; it is likewise rectangular ; for the straight line AD meeting the parallels , AB , DE , makes the angles ... right angles ; but ...
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Elements of Geometry: Containing the First Six Books of Euclid, with a ... Formerly Chairman Department of Immunology John Playfair,John Playfair Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2017 |
Συχνά εμφανιζόμενοι όροι και φράσεις
ABC is equal ABCD altitude angle ABC angle ACB angle BAC angle EDF arch AC base BC bisected centre circle ABC circumference cosine cylinder definition demonstrated diameter draw 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 MDCCCXX meet multiple opposite angle parallel parallelepipeds 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 shewn side BC sine solid angle solid parallelepipeds spherical angle spherical triangle straight line AC THEOR third touches the circle triangle ABC triangle DEF wherefore