Books Books To draw a straight line at right angles to a given straight line, from a given point in the same. First Steps in Geometry: A Series of Hints for the Solution of Geometrical ... - Page 144
by Richard Anthony Proctor - 1887 - 180 pages ## The Elements of Euclid: The Errors, by which Theon, Or Others, Have Long Ago ...

Robert Simson - Trigonometry - 1806 - 546 pages
...straight line AB is divided into two equal parts in the point D. Which was to be done. PROP. XI. PROB. TO draw a straight line at right angles to a given straight line, from a given point in the same. See N. Let AB be a given straight line, and C a point given in it; it is required to draw a straight... ## Elements of Geometry: Containing the First Six Books of Euclid, with a ...

John Playfair - Euclid's Elements - 1806 - 320 pages
...two equal parts in fthe point D. Which was to be done, a 3.1. bl.l. c 8. 1. d 7. clef. PROP. XL PROB. TO draw a straight line at right angles to a given straight line, from a given point in the same. / Let AB be a given straight line, and C a point given in it; it is required to draw a straight line... ## Pantologia. A new (cabinet) cyclopædia, by J.M. Good, O. Gregory ..., Volume 5

John Mason Good - 1813 - 722 pages
...To bisect a given finite straight line, that is, to divide it into two equal part«. Prop. XI. Prob. To draw a straight line at right angles to a given straight line, from a given point in the same. Prop. XII. Prob. To draw a straight line perpendicular to a given straight line of an unlimited length,... ## The Elements of Euclid: Viz. the First Six Books, Together with the Eleventh ...

Euclides - 1816 - 588 pages
...divided into two equal parts in V the point D. Which was to be done. ' SecN. •3. I. "ll PROP. XI. PROB. To draw a straight line at right angles to a given straight .line, from a given point in the same. Let AB be a given straight line, and C a point given in it ; it U required to draw a straight line... ## Elements of Geometry: Containing the First Six Books of Euclid: With a ...

John Playfair - 1819 - 354 pages
...straight line AB is divided into two equal parts in llje point D. Which was to be done. A PROP. XI. PROB. To draw a straight line at right angles to a given straight line, from a given point in that line. Lei AB be a given straight line, and C a point given in it ; it is required to draw a straight... ## Elements of Geometry: Containing the First Six Books of Euclid, with a ...

John Playfair - Circle-squaring - 1819 - 350 pages
...line AB is divided into two equal parts in 1he point D. Which was to be done. PROP. XL PROB. To dram a straight line at right angles to a given straight line, from a given point in that line. Let AB be a given straight line, and C a point given in it ; it is required to draw a straight... ## A Popular Course of Pure and Mixed Mathematics ...: With Tables of ...

Peter Nicholson - Mathematics - 1825 - 1046 pages
...line AB is divided into two equal parts in the point D. Which was to be done. Proposition XI. Problem. To draw a straight line at right angles to a given straight line, from a given point in the same. Let AB be a given straight line, and С a point given in it ; it is required to draw a straight line... ## The Elements of Euclid: The Errors by which Theon, Or Others, Have Long ...

Robert Simson - Trigonometry - 1827 - 546 pages
...line AB is divided into two equal parts in the point D. Which was to be done. PROP. XI. PROB. To drain a straight line at right angles to a given straight line, from a given point in the same. Let AB be a given straight line, and C a point given See N. in it; it is required to draw a straight... ## Elements of Geometry: Being Chiefly a Selection from Playfair's Geometry

John Playfair - Geometry - 1829 - 210 pages
...base at right angles. For the triangles ACD, BCD are equal in all respects. PROPOSITION XI. PROBLEM. To draw a straight line at right angles to a given straight line, from a given point in the same. Let AB be a given straight line, and C a point given in AB; it is required to draw a straight line... 