| John Playfair - Geometry - 1837 - 318 pages
...perpendicular to a plane, from a given point above it. Let A be the given point above the plane BH, **it is required to draw from the point A a straight line** perpendicular to the plane BH. In the plane draw any straight line BC, and from the point A draw (Prop.... | |
| Euclid - Geometry - 1838 - 416 pages
...point to draw a straight line equal to a given straight line. Let A be the given point, and BC the **given straight line ; it is required to draw from...straight line equal to BC. From the point A to B draw** (I. Post.) the straight line AB; and upon it describe (1. 1.) the equilateral triangle DAB, and produce... | |
| Euclides - 1838
...point to draw a straight line equal to a given straight line. Let A be the given point, and BC the **given straight line ; it is required to draw from the point A a straight line equal to BC.** Ģi POĢ. From the point A to B draw* the straight line *Prop. i. AB; and upon it describe* the equilateral... | |
| Thomas Grainger Hall - 1841
...perpendicular to a plane from a given point above it. Let A be the given point, BH the given plane; **it is required to draw from the point A, a straight line** _L to BH. In the plane draw any straight line BC, and from A draw AD a. to BC. Then if AD be also -i-... | |
| Euclides - 1841
...perpendicular to a plane, from a given point above it. Let A be the given point above the plane BH; **it is required to draw from the point A a straight line** perpendicular to the plane BH. In the plane draw any straight line BC, and from the point A draw* AD... | |
| John Playfair - Euclid's Elements - 1842 - 317 pages
...perpendicular to a plane, from a given point above it. Let A be the given point above the plane BH, **it is required to draw from the point A a straight line** perpendicular to the plane BH. In the plane draw any straight line BC, and from the point A draw (Prop.... | |
| Euclides - 1842
...Therefore, if two straight lines, &c. QED PROP. X. PROB. Let A be the given point above the plane вн: **it is required to draw from the point A a straight line** perpendicular to the plane вн. In the plane draw any straight line в c, and from the point A draw... | |
| John Playfair - Euclid's Elements - 1844 - 317 pages
...point to draw a straight line equal to a given straight line. Let A be the given point, and BC the **given straight line ; it is required to draw, from...point A, a straight line equal to BC. From the point** \ to B draw (1. Post.) the straight line AB ; and upon it describe (1. 1.) the equilateral triangle... | |
| James Thomson - Geometry - 1845 - 358 pages
...straight bne.t Let A be the given point, and BC the given straight line ; it is required to draw from **A a straight line equal to BC. From the point A to B draw** (I. post. 1) the straight line AB; and upon it describe (I. 1) the equilateral triangle DAB, and produce... | |
| Robert Potts - 1845
...perpendicular to a plane, from a given point above it. Let A be the given point above the plane BH. **It is required to draw from the point A a straight line** perpendicular to the plane BH. In the plane draw any straight line BC, and from the point A draw AD... | |
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