The Elements of Geometry: Or, The First Six Books, with the Eleventh and Twelfth, of Euclid |
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Seite 27
Therefore also the three angles C A B , ABC , A C B are equal ( Ax . 1 ) to two right angles . Wherefore , if a side of any triangle be produced , & c . Q. E. D. COR . 1. - All the interior angles of any rectilineal figure together with ...
Therefore also the three angles C A B , ABC , A C B are equal ( Ax . 1 ) to two right angles . Wherefore , if a side of any triangle be produced , & c . Q. E. D. COR . 1. - All the interior angles of any rectilineal figure together with ...
Seite 76
are together less than two right angles ( I. 17 ) , and BAC has been proved to be a right angle . Therefore ABC is less than a right angle . Wherefore the angle in a segment A B C greater than a semicircle is less than a right angle .
are together less than two right angles ( I. 17 ) , and BAC has been proved to be a right angle . Therefore ABC is less than a right angle . Wherefore the angle in a segment A B C greater than a semicircle is less than a right angle .
Seite 161
If two straight lines be parallel , and one of them be at right angles to a plane ; the other is also at right angles to the same plane . Let A B and C D be two parallel straight lines , and let one of them A B be at right angles to a ...
If two straight lines be parallel , and one of them be at right angles to a plane ; the other is also at right angles to the same plane . Let A B and C D be two parallel straight lines , and let one of them A B be at right angles to a ...
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The Elements of Geometry: Or, the First Six Books, with the Eleventh and ... Euclides Keine Leseprobe verfügbar - 2016 |
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A B C ABCD altitude applied base bisected Book Cassell's centre circle circumference cloth coincide common cone Const contained Corollary cylinder definition demonstration described diagonal diameter divided double draw Edition equal equal angles equiangular equimultiples Exercise extremities fore four fourth given straight line greater half Illustrated inscribed interior join less magnitudes manner meet multiple parallel parallelogram parallelopiped pass perpendicular plane polygon prism PROBLEM produced PROP proportionals proposition proved pyramid ratio reason rectangle rectangle contained rectilineal figure remaining angle right angles segment shown sides similar solid solid angle sphere square straight lines A B taken THEOREM third triangle triangle ABC twice vertex Vols Wherefore whole
Bibliografische Informationen
| Titel | The Elements of Geometry: Or, The First Six Books, with the Eleventh and Twelfth, of Euclid Cassell's edition of Euclid Cassell's educational works |
| Autor/in | Euclid |
| Ausgabe | 82 |
| Verlag | Cassell, Petter, and Galpin, 1859 |
| Länge | 212 Seiten |
| Zitat exportieren | BiBTeX EndNote RefMan |