 | Euclides - 1871 - 136 pagina’s
...line fall upon two parallel straight lines, it makes the alternate angles equal to one another, and the exterior angle equal to the interior and opposite upon the same side; and likewise the two interior angles upon the same side together equal to two right angles. T Let the... | |
 | Elias Loomis - 1871 - 302 pagina’s
...two other straight lines, makei 'he alternate angles equal to each other, or makes an exterior «ngle equal to the interior and opposite upon the same side of the secant line, these two lines are parallel. Let the straight line EF, which j. mtersects the two straight... | |
 | Henry Major - 1873 - 588 pagina’s
...line fall upon two parallel straight lines, it makes the alternate angles equal to one another . and the exterior angle equal to the interior and opposite upon the same side ; and likewise the two interior angles upon the same side together equal to two right angles. Let the... | |
 | Benjamin Greenleaf - 1873 - 202 pagina’s
...alternate angles equal; also any exterior angle equal to the interior and opposite angle; and the two interior angles upon the same side together equal to two right angles. Let the straight line EF inter- E sect the parallel lines AB, CD; the \ T alternate angles AG II, GHD... | |
 | Francis Cuthbertson - 1874 - 400 pagina’s
...easily deduced the following Theorems : If a straight line, falling upon two other straight lines, makes the exterior angle equal to the interior and opposite upon the same side of the line, the two straight lines shall be parallel. c /G JD Let the straight ImeEFGH, falling upon the two straight... | |
 | Edward Atkins - 1874 - 428 pagina’s
...line fall upon two parallel straightlines, it makes the alternate angles equal to one anotlier, and the exterior angle equal to the interior and opposite upon the same side; and also tlie two interior angles upon the same side together equal to tico right angles. Let the straight... | |
 | Euclides - 1874 - 120 pagina’s
...equal to the interior and opposite angle on the same side of tlie line, or make the interior angles on the same side together equal to two right angles, the two straight lines shall lie parallel to one another. * Let the straight line EF, which falls on the two ' • straight... | |
 | Euclides - 1874 - 342 pagina’s
...line fall upon two parallel straight lines, it makes the alternate angles equal to one another ; and the exterior angle equal to the interior and opposite upon the same side ; and likewise the two interior angles upon the same side together equal to two right angles. Let the... | |
 | Benjamin Greenleaf - 1874 - 206 pagina’s
...alternate angles equal; also any exterior angle equal to the interior and opposite angle; and the two interior angles upon the same side together equal to two right angles. Let the straight line EF inter- E sect the parallel lines AB, CD; the \ , alternate angles AGH, GHD... | |
 | Edward Atkins - 1874 - 426 pagina’s
...another, and the exterior angle equal to the interior and opposite upon the same side; and also the two interior angles upon the same side together equal to two right angles. Let the straight line EF fall upon the parallel straight lines AB, CD; The alternate angles AGH, GHD... | |
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IF a straight line fall upon two parallel straight lines, it makes the alternate angles equal to one another... 
