| W J. Dickinson - Geometry - 1879 - 44 pages
...the exterior angle equal to the interior and opposite angle upon the same side, and likewise the two **interior angles upon the same side together equal to two right angles.** Same proposition. In the triangle ABC, AD bisecting the angle BAC meets EC in D, and DE, DF parallel... | |
| French Ensor Chadwick - Merchant marine - 1880 - 222 pages
...shall be equal to one another. 3. The greater side of a triangle is opposite the greater angle. 4. **If a straight line falling upon two other straight...together equal to two right angles, the two straight** liiies shall be parallel to one another. 5. To describe a square upon a given straight line. 6. If... | |
| Oxford univ, local exams - 1880 - 396 pages
...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 of the line** ; and likewise the two interior angles upon the same side of it together equal to two right angles.... | |
| T S. Taylor - 1880 - 152 pages
...13 ; I. 15 ; I. 27 ; and Axioms i, 2, 30, and 10. General Enunciation. If a straight line falling on **two other straight lines, make the exterior angle equal to the interior and opposite** angle on the same side of the line, or make the interior angles on the same side together equal to... | |
| Isaac Todhunter - Euclid's Elements - 1880 - 426 pages
...to CD. Wherefore, if a straight line &c. QED PROPOSITION 28. THEOREM. If a straight line falling on **two other straight lines, make the exterior angle equal to the interior and opposite** angle on the same side of the line, or make the interior angles on the same side together equal to... | |
| 1880 - 160 pages
...shall be equal to three given straight lines, but any two of these must be greator than the third. 4. **If a straight line falling upon two other straight lines, make the** alternate angles equal to each other ; the two straight lines shall.be parallel. 5. Equal triangles... | |
| Elizabethan club - 1880 - 156 pages
...shall be equal to one another. 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.** If two intersecting straight lines be parallel or perpendicular to two other intersecting straight... | |
| Euclides, Frederick Burn Harvey - Geometry - 1880 - 178 pages
...alternate angles. And the angles DGH and GHE are also a pair of alternate angles. PROP. XXVII. THEOREM. **If a, straight line falling upon two other straight lines make the** alternate angles equal to one another, these two straight lines are parallel to each other. Let the... | |
| Education, Higher - 1883 - 536 pages
...that the sum of the length of the given lines must be greater than the length of the third line ? 6. **If a straight line falling upon two other straight...same side of the line, or make the interior angles** on the same side together equal to two right angles, the two straight lines shall be parallel to one... | |
| Education, Higher - 1884 - 538 pages
...an equilateral -and equiangular pentagon about a given circle. • 10. If a straight line falling on **two other straight lines, make the exterior angle equal to the interior and opposite** angle on the same side of the line, or make the interior angles on the same side together equal to... | |
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