| Thomas Keith - Navigation - 1810 - 478 pages
...2. To erect a perpendicular from a given point in a given line, or to make a right angle . . 26 3. **To draw a straight line perpendicular to a given straight line from a given point without it** . 26 4. To make an angle of any proposed number of degrees upon a given straight line, by the scale... | |
| Charles Butler - 1814 - 582 pages
...of bisecting a given straight line with instruments will be shewn hereafter. 119. Prop. 11. Drawing **a straight line perpendicular to a given straight line from a given point** in the latter, is called " erecting a perpendicular." 120. From the corollary to this proposition it... | |
| Thomas Keith - Navigation - 1826 - 504 pages
...8. To erect a perpendicular from a given point in a given line, or to make a right angle . . 26 3. **To draw a straight line perpendicular to a given straight line from a given point without it** . 26 4. To make an angle of any proposed number of degrees upon a given straight line, by the scale... | |
| Thomas Keith - 1839 - 498 pages
...PROB. 1. To erect a perpendicular from a given point in a given line, or to make a right angle . .26 2. **To draw a straight line perpendicular to a given straight line from a given point without it** .26 3. To make an angle of any proposed number of degrees upon a given straight line, by the scale... | |
| Great Britain. Committee on Education - Education - 1848 - 514 pages
...spirit level and its adjustments. GEOMETRY. Section 1. 1. Define a plane superficies, and a circle. 2. **Draw a straight line perpendicular to a given straight line from a given point** within it. 3. The angles at the base of an isosceles triangle are equal to each other, and if tho equal... | |
| Great Britain. Council on Education - Education - 1848 - 532 pages
...and explain the vernier. 4. Describe the spirit level and its adjustments. GEOMETRY. Section 1. 2. **Draw a straight line perpendicular to a given straight line from a given point** within it. 1. Define a plane superficies, and a circle. 3. The angles at the base of an isosceles triangle... | |
| J. Goodall, W. Hammond - 1848 - 390 pages
...amount of £P will be P. (1 + r)». GEOMETRY. SECTION I. 1. Define a plane superficies, and a circle. 2. **Draw a straight line perpendicular to a given straight line from a given point** in it. 3. The angles at the base of an isosceles triangle are equal to each other, and if the equal... | |
| Thomas Lund - Geometry - 1854 - 522 pages
...angle (54). The same thing may, of course, be done by any of the methods given in (103) for drawing **a straight line perpendicular to a given straight line from a given point without it.** 113. PROP. XVI. To bisect a given angle, that is, to divide it into two equal angles. (1) Let BA C... | |
| Euclides - 1862 - 140 pages
...coinciding), the straight line joining their vertices, bisects the given line, and is perpendicular to it. 9. **To draw a straight line perpendicular to a given straight line, from** its extremity, without producing it. 10. In a given straight line, to find a point equally distant... | |
| Euclides - 1865 - 402 pages
...11. To draw a straight line at right angles to a given straight line, from a given point in the same. **Prop. 12. To draw a straight line perpendicular to a given straight line** uf unlimited length, from a given point without it. Prop. 13. The angles which one straight line makes... | |
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