| Adrien Marie Legendre - Geometry - 1822 - 367 pages
...parallel to BC would make with each other a right angle. In the same manner, the line AB and the line PD, **which represent any two straight lines not situated...parallel to PD drawn through one of the points of AB.** 115 PROPOSITION VII. THEOREM. If the line AP is perpendicular to the plane MN, any line DE parallel... | |
| Adrien Marie Legendre - Geometry - 1828 - 316 pages
...formed by AB and a straight line parallel to PD drawn through one of the points of AB. THEOREM. "7 335. **If one of two parallel lines is perpendicular to a plane, the other will also be perpendicular to** the same plane. Let the lines ED, AP be parallel ; if AP is perpendicular to the plane NM, then will... | |
| Adrien Marie Legendre - Geometry - 1836 - 359 pages
...parallel to BC would make with each other a right angle. In the same manner, the line AB and the line PD, **which represent any two straight lines not situated...PROPOSITION VII. THEOREM. If one of two parallel lines** be perpendicular to a plane, the other will also be perpendicular to the same plane. Let the lines... | |
| Adrien Marie Legendre - Geometry - 1837 - 359 pages
...parallel to BC would make with each other a right angle. In the same manner, the line AB and the line PD, **which represent any two straight lines not situated...parallel to PD drawn through one of the points of** Aii. PROPOSITION VII. THEOREM. If one of two parallel lines be perpendicular to a plane, the other... | |
| Nathan Scholfield - 1845 - 894 pages
...parellcl to BC would make with each other a right angle. In the same manner, the line AB and the line PD, **which represent any two straight lines not situated...parallel to PD drawn through one of the points of AB.** 13 PROPOSITION VIII. THEOREM. If one of two parallel lines be perdendicular to a plane, the other will... | |
| Charles William Hackley - Geometry - 1847 - 248 pages
...drawn through any point in PQ parallel to GH, would form a right angle. In like manner, PG and QK, **which represent any two straight lines not situated in the same plane, are** considered to form with each other the same angle which PG would make with any parallel to QK, drawn... | |
| Charles Davies - Trigonometry - 1849 - 384 pages
...parallel to BC would make with each other a right angle. In the same manner, the line AB and the line PD, **which represent any two straight lines not situated...PROPOSITION VII. THEOREM. If one of two parallel lines** be perpendicular to a plane, the other will also be perpendicular to the same plane. Let the lines... | |
| George Roberts Perkins - Geometry - 1850 - 332 pages
...parallel to BC would make with each other a right-angle. In the same manner, the line AB and the line PD, **which represent any two straight lines not situated...AB and a straight line parallel to PD drawn through** any point of AB. PROPOSITION VII. THEOREM. If one of two parallel lines is perpendicular to a plane,... | |
| Adrien Marie Legendre - Geometry - 1852 - 436 pages
...of its points parallel to BC, would make with each other & right angle/ In the same manner, AB, PD, **which represent any two straight lines not situated...are supposed to form with each other the same angle,** as would be formed by *AB and a straight line drawn through any point of AB, parallel to PD. PROPOSITION... | |
| Charles Davies - Geometry - 1854 - 436 pages
...of its points parallel to BC, would 'make with each other a right angle. In the same manner, AB, PD, **which represent any two straight lines not situated...are supposed to form with each other the same angle,** as would be formed by AB and a straight line drawn through any point of AB, parallel to PD. PROPOSITION... | |
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