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Books Books 1 - 10 of 59 on 4. A plane is at right angles to a plane when the straight lines drawn, in one of....
" 4. A plane is at right angles to a plane when the straight lines drawn, in one of the planes, at right angles to the common section of the planes are at right angles to the remaining plane. 5. The inclination of a straight line to a plane is, "
The Thirteen Books of Euclid's Elements - Page 262
by Euclid, Johan Ludvig Heiberg - 1908
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The Elements of Euclid: Also the Book of Euclid's Data ...cor. viz. The ...

Robert Simson - Trigonometry - 1804
...angles wife a right angle; therefore AB is parallel b to FG. and AB is at b. 2s. t, when the ftraight lines drawn in one of the planes, at right angles to the fame plane c . but one plane is at right angles to another plane cs it. Book XI. to their common feftion,...
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The Elements of Euclid: viz. the first six books, together with the eleventh ...

Euclid, Robert Simson - Euclid's Elements - 1806 - 518 pages
...makes right angles with every straight line meeting it in that plane. IV. A plane is perpendicular to a plane when the straight lines drawn in one of the planes perpendicularly to the common section of the two planes are perpendicular to the other plane. V. The...
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The Elements of Euclid: Viz. the First Six Books, Together with the Eleventh ...

Euclid - Geometry - 1810 - 518 pages
...it makes right angles with every straight line metiin it in that plane. IV. A plane is perpendicular to a plane, when the straight lines drawn in one of the planes perpendicularly to the common section of the two planes, are perpendicular to the other plane. V. Tire...
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Pantologia. A new (cabinet) cyclopędia, by J.M. Good, O. Gregory, and N ...

John Mason Good, Olinthus Gilbert Gregory - 1813
...the planes perpendicularly to the common section of the two planes, arc perpendicular to the other plane. 5. The inclination of a straight line to a plane is the acute angle contained by that straight line, and another drawn from the point in which the first...
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The Elements of Euclid; viz. the first six books, together with the eleventh ...

Euclides - 1814
...makes right angles with every straight line meeting it in that plane. IV. A plane is perpendicular to a plane, when the straight lines drawn in one of the planes perpendicularly to the common section of the two planes are perpendicular to the other plane. V. The...
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Elements of Geometry: Containing the First Six Books of Euclid: With a ...

John Playfair - 1819 - 317 pages
...makes right angles with every straight line which it meets in that plane. II. A plane is perpendicular to a plane, when the straight lines drawn in one of the planes perpendicular to the common section of the two planes, are perpendicular to the other plane. III. The...
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Elements of Geometry: Containing the First Six Books of Euclid, with a ...

John Playfair - Trigonometry - 1819 - 333 pages
...right angles with every straight line which it meets in that plane. II. ? A plane is perpendicular to a plane, when the straight lines drawn in one of the planes perpendicular to the common section of the two planes, are perpendicular to the other plane. HI. The...
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Pantologia. A new (cabinet) cyclopędia, by J.M. Good, O. Gregory, and N ...

John Mason Good, Olinthus Gilbert Gregory - 1819
...at right angles to a plane, when it makes right angles with every straight line meeting it in that plane. 5. The inclination of a straight line to a plane is the acute angle contained by that straight line, and another drawn from the point in which the first...
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The Elements of Euclid: Viz. the First Six Books, Together with the Eleventh ...

Euclid, Robert Simson - Mathematics, Greek - 1821 - 516 pages
...makes right angles with every straight line meeting it in that plane. IV. A plane is perpendicular to a plane, when the straight lines drawn in one of the planes perpendicularly to the common section of the two planes, are perpendicular to the other plane. The...
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A Popular Course of Pure and Mixed Mathematics ...: With Tables of ...

Peter Nicholson - Mathematics - 1825 - 372 pages
...make! right angles with every straight line meeting it in that plane. IV. A plane is perpendicular to a plane, when the straight lines drawn in one of the planes perpendicularly to the common section of the two planes, are perpendicular to the other plane. V. The...
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