 BAG is a right angle (Def. 30.), the two straight lines AC, AG upon the opposite sides of AB, make with it at the point A the adjacent angles equal to two right angles; therefore CA is in the same straight line (i.  Elements of Geometry with Notes - Page 196by John Radford Young - 1833 - 216 pagesFull view - About this book
 | Robert Simson - Trigonometry - 1762 - 488 pages
...AH aie in the fame Araight line./ and becaufe the angle DBC is equal to the angle FBA, each of thtm being a right angle, add to each the angle ABC, and...the whole angle DBA is equal* to the whole FBC. /and becaufe the two fides AB, BD are ei Ax. equal to the two FB, BC, each to each, and the angle DBA equal... | |
 | Euclid - 1781 - 552 pages
...Itraight line* with AG; for the fame rcafon, AB and AH are in the fame ftraight line ; and becaufe the angle DBC is equal to the angle FBA, each of them...whole angle DBA is equal * to the whole FBC ; and becaufe the two fIdes AB, BD - ». Ax. are equal to the two FB, BC, each to each, and the angle DBA... | |
 | Robert Simson - Trigonometry - 1781 - 534 pages
...ftraight line a with AG. for the lame reafon, AB and AH are in the fame ftraight line. and becaufe the angle DBC is equal to the angle FBA, each of them...each the angle ABC, and the whole angle DBA is equal c to the whole FBC. and becaufe the two fides AB, BD aree equal to the two FB, BC, each to each, and... | |
 | Euclid, John Playfair - Euclid's Elements - 1795 - 462 pages
...ftraight line & with AG ; for the fame reafon, AB and AH are in the fame ftraight line ; and becaufe the angle DBC is equal to the angle FBA, each of them being a right angle, add to each t 2. Ax. the angle ABC, and the whole angle DBA is equal e to til whole FBC ; and becaufe the two fides... | |
 | Alexander Ingram - Trigonometry - 1799 - 374 pages
...raight line d with AG ; for the fame reafon, AB and AH are in the fame ftraight line : and becaufe the angle DBC is equal to the angle FBA, each of them being a right angle, add to each the angle ARC, e s. Ax. and tne whole angle DBA is equal e to the whole FBC ; and becaufe the two fides AB, BD... | |
 | Robert Simson - Trigonometry - 1804 - 530 pages
...d with AG. for the fame reafon, AB and AH are in the fame ftraight line. and becaufe the angle DBG is equal to the angle FBA, each of them being a right...whole angle DBA is equal « to the whole FBC. and becaufe the two fides AB, BD are equal to the two FB, BC, each to each, and the angle DBA equal to... | |
 | John Playfair, Euclid - Circle-squaring - 1804 - 468 pages
...ftraight line d with AG ; for the fame reafon, AB and AH are in the fame ftraight line. Now becaufe the angle DBC is equal "to the angle FBA, each of them being a right angle, adding to each the angle ABC, the whole angle DBA will be equal e to the whole FBC ; and becaufe the... | |
 | Robert Simson - Trigonometry - 1806 - 546 pages
...adjacent angles equal F to two right angles ; therefore CA is in the same straight line d with AG ; for the same reason, AB and AH are in the same straight...whole angle DBA is equal « to the whole FBC ; and e 2. Ax. because the two sides AB, BD are equal to the two FB, BC, each to each, and the angle DBA... | |
 | John Playfair - Mathematics - 1806 - 320 pages
...the adjacent angles equal to two right angles ; therefore CA is in the same straight lined with AG ; for the same reason, AB and AH are in the same straight line. Now because the angle DEC is equale to the angle FBA, each of them being a right angle, add to each... | |
 | Euclid - Geometry - 1810 - 554 pages
...the adjacent angles equal to two right angles ; therefore CA is in -the same straight line* with AG; for the same reason, AB and AH are in the same straight...to each the angle ABC, and the whole angle DBA is tqual« to the whole FBC ; and because the two sides AB, BD are equal to the two FB, BC,1 each to each,... | |
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