 | Robert Simson - 1762 - 488 σελίδες
...together equal to four ri^ht angles. PROP. 13 Book t. i*. i. THE ELEMENTS I. PROP. XVI. THE OR. IF one Cde of a triangle be produced, the exterior angle is greater than either of the interior oppofitc" angles. Let ABC be a triangle, and let its fide BC be produced to D. the exterior angle ACD... | |
 | Robert Simson - 1775 - 534 σελίδες
...equal to four right angles. PROP. BookL a la. t. fc .5. t. F I ti. r. PROP. XVI. THEO R. IF one fide of a triangle be produced, the exterior angle is greater than either of the interior oppofite angles. Bifect " AC in E, join BE and produce it to F,and make EF equal to BE ; join alfo... | |
 | Euclid - 1781 - 552 σελίδες
...to a 13- *• Book I. a. 10. I. b. Ij. I. C. 4 I. i. 1J. 1. 1.16. i. PROP. XVI. THEO R. IF one fide of a triangle be produced, the exterior angle is greater than either of the interior oppofite angles. Let ABC be a triangle, and let its fide BC be produced to D, the exterior angle ACD... | |
 | Alexander Ingram - 1799 - 374 σελίδες
...ftraight line t with ED. PROP. 1 3 ~ l* e i4* BooK I. a i0. i. b i5. i. PROP. XVI. THEOR. IF one fide of a triangle be produced, the exterior angle is greater than either of the interior oppoiite angles. Bifed a AC in E, join BE, and produce it to F, and make EF equal to BE; join alfo... | |
 | John Playfair, Euclid - 1804 - 468 σελίδες
...together equal to four right angles. Ca PROP. 20 ELEMENTS Book I. . PROP. XVI. THEO R. IF one fide of a triangle be produced, the exterior angle is greater than either of the interior, and oppofite angles. - . Let ABC be a triangle, and let its fide BC be produced to D, the exterior... | |
 | Robert Simson - 1804 - 530 σελίδες
...right angles. Book I. a. to. i. b. 15. i. c. 4. i. d. 15. i. *. 16. i. , PROP. XVI. THEOR. IF one fide of a triangle. be produced, the exterior angle is greater than either of the interior oppo' fite angles. Let ABC be a triangle, and let its fide BC be produced to D. the exterior angle... | |
 | Robert Simson - 1806 - 546 σελίδες
...are together equal to four right angles. a 10.1. b 15.1. c4.1. d IS. 1. a 16. 1. PROP. XVI. THEOR. IF one side of a triangle be produced, the exterior...greater than either of the interior opposite angles. Let ABC be a triangle, and let its side BC be produced to D ; the exterior angle ACD is greater than... | |
 | Sir John Leslie - 1809 - 522 σελίδες
...angle BCF (Def. 10.), and hence BCF must be greater than either the angle CBA or CAB. PROP. XI. THEOR. Any two angles of a triangle are together less than two right angles. The two angles BAC and BCA of the triangle ABC are together less than two right angles. For produce... | |
 | Sir John Leslie - 1809 - 542 σελίδες
...angle BCF (Def. 10.), and hence BCF must be greater than either the angle CBA-or CAB, PROP. XI. THEOR. Any two angles of a triangle are together less than two right angles. i _The two angles BAG and BCA of the triangle ABC are together less than two right angles. For produce... | |
 | Euclid - 1810 - 554 σελίδες
...four right angles. , D I Book I. -W *• a 10. 1. b 15.1. c4. 1. d 15. 1. a 16.1. PROP. XVI. THEOR. IF one side of a triangle be produced, the exterior...greater than either of the interior opposite angles. Let ABC be a triangle, and let its side BC be produced to D, the exterior angle ACD is greater than... | |
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to four right angles. Prop. 16. If one side of a triangle be produced, the exterior angle is greater than either of the interior opposite angles. Prop. 17. Any two angles of a triangle are together less than two right angles. Prop. 
