 IF two straight lines be parallel, the straight line drawn from any point in the one to any point in the other is in the same plane with the parallels.* Let AB, CD be parallel straight lines, and take any point E in the one, and the point F in the other...  The Elements of Descriptive Geometry ... - Página 6por Thomas Grainger Hall - 1841 - 100 páginasVisualização integral - Acerca deste livro
 | Robert Potts - 1865 - 528 páginas
...is parallel to CD. (i. 28.) Wherefore, if two straight lines, &c. a^.n. PROPOSITION VII. THEOREM. // two straight lines be parallel, the straight line drawn from any point in thf one to any point in the other, is in the same plane with the parallels. Let AB, CD be parallel... | |
 | Euclid, Isaac Todhunter - 1867 - 426 páginas
...PROPOSITION 7. THEOREM. If two straight lines le parallel, the straight line drawn from any point in one to any point in the other, is in the same plane with the parallels. Let AB, CD be parallel straight lines, and take any point E in one and any point F in the other : the straight... | |
 | Euclid, Isaac Todhunter - 1867 - 424 páginas
...therefore AB is parallel to CD. [I. 28. Wherefore, if two straight lines &c, QED PROPOSITION 7. THEOREM. If two straight lines be parallel, the straight line drawn from any point in one to any point in the other, is in the same plane with the parallels. Let AB, CD be parallel straight... | |
 | Robert Potts - 1868 - 434 páginas
...(I. 28.) Wherefore, if two straight lines, &c. QKD PROPOSITION VII. THEOREM. // two straight linet be parallel, the straight line drawn from any point in the one to any point in the other, ii in the same plane with the paralleli. Let AB, CD be parallel straight lines, and take any point... | |
 | Euclides, James Hamblin Smith - 1872 - 376 páginas
...Then v each of the / s ABD, CDB is a rt. L , .: AB is II to CD. I. 28. QED PROPOSITION VIL THEOREM. If two straight lines be parallel, the straight line...other, is in the same plane with the parallels. Let AB and CD be parallel straight lines. Take any pts. E, F in AB and CD. Then must the st. line joining... | |
 | Euclides - 1874 - 342 páginas
...AB is parallel to CD (I. 28). Wherefore, if two straight lines, &c. QED PROPOSITION 7. — Theorem. If two straight lines be parallel, the straight line...other, is in the same plane with the parallels. Let AB and CD be parallel straight lines, and E any point in the one, and F any point in the other. Then the... | |
 | Francis Cuthbertson - 1874 - 400 páginas
...and A it contains CA. Hence AB, BC, CA lie in this plane. PROPOSITION IV. If two straight lines are parallel, the straight line drawn from any point in the one to any point in th£ other is in the same plane with the parallels. Let AB, CFbe parallel straight lines, P, Q any... | |
 | Robert Potts - 1876 - 446 páginas
...AB is parallel to CD. (l. 28.) Wherefore, if two straight lines, &c. QED PROPOSITION VII. THEOREM. If two straight lines be parallel, the straight line...other, is in the same plane with the parallels. Let AB, CD be parallel straight lines, and take any point E in the one, and the point f in the other. Then... | |
 | Euclid - 1876 - 240 páginas
...both be at right angles to it. } They are in one plane. LThey shall be parallel to one j another. I The straight line drawn from any point in the one...the other, is in the same plane with the parallels. i The other shall also be at ngh I angles to the same plane. XL 9. . XL 10. XL 2.. Xt5. . XL 35. XL... | |
 | Euclides - 1878 - 398 páginas
...Then v each of the / s ABD, CDB is a rt. L , .: AB is II to CD. I. 28. QED PROPOSITION VIL THEOREM. If two straight lines be parallel, the straight line...one to any point in the other, is in the same plane wUh the parallels. Let AB and CD be parallel straight lines. Take any pts. E, F in AB and CD. Then... | |
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