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In obtuse-angled triangles, if a perpendicular be drawn from either of the acute angles to the opposite side produced, the square on the side subtending the obtuse angle is greater than the squares on the sides containing the obtuse angle, by twice the...
The Element of Geometry - Side 29
av John Playfair - 1836 - 114 sider
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## The Elements of Euclid for the Use of Schools and Colleges: Comprising the ...

Euclid, Isaac Todhunter - 1883 - 400 sider
...opposite side produced, the square on the side subtending the obtuse angle it greater than the squares on the sides containing the obtuse angle, by twice the rectangle contained by the tide on which, when produced, the perpendicular falls, and the straight line intercepted without the...
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## The Civil service year book and official calendar

1884
...triangles, if a perpendicular be drawn from any one of the acute angles to the opposite side produced, the square of the side subtending the obtuse angle is...triangle, between the perpendicular and the obtuse angle. In any triangle, if a straight line be drawn from the vertex bisecting the base; the sum of the squares...
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## The Practical Teacher, Volum 3

1884
...opposite side produced, the square on the side subtending the obtuse angle is greater than the squares on the sides containing the obtuse angle, by twice the...triangle between the perpendicular and the obtuse angle. 3. A rhombus is a parallelogram, and its diagonals bisect each other at right angles. Since ABCD is...
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## Stewart's guide-book to the queen's scholarship and certificate examinations ...

Stewart W. and co - 1884
...opposite side produced, the square on the side subtending the obtuse angle is greater than the squares on the sides containing the obtuse angle by twice the...falls, and the straight line intercepted without the triacgle between the perpendicular and the obtuse angle. (b) If the triangle be isosceles, the fquare...
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## Woolwich mathematical papers [aftwerw.] Mathematical papers for admission ...

...opposite side produced, the square on the side subtending the obtuse angle is greater than the squares on the sides containing the obtuse angle by twice the rectangle contained by the side on which, when produced, the perpendicular falls and the straight line intercepted without the triangle,...
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## Cambridge University Examination Papers

University of Cambridge - 1884
...opposite side produced, the square on the side subtending the obtuse angle is greater than the squares on the sides containing the obtuse angle, by twice the rectangle contained by the side on which, when produced, the perpendicular falls, and the straight line intercepted, without the triangle,...
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## The Practical Teacher, Volum 4

1885
...opposite sideproduced, the square on the side subtending the obtuse angle, is greater than the squares on the sides containing the obtuse angle, by twice the rectangle contained by the side upon which, when produce-!, the perpendicular falls, and the straight line intercepted without the triangle between...
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## Cambridge University Examination Papers.Michaelmas Term,1884 to Easter Term ...

...opposite side produced, the square on the side subtending the obtuse angle is greater than the squares on the sides containing the obtuse angle, by twice the rectangle contained by the side on which, when produced, the perpendicular falls, and the straight line intercepted without the .triangle,...
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## University of Oxford. Examination of women. Examination papers

Oxford univ, local exams - 1885
...opposite side produced, the square on the side subtending the obtuse angle is greater than the squares on the sides containing the obtuse angle, by twice the rectangle contained by the side on which, when produced, the perpendicular falls and the straight line intercepted without the triangle,...
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## Woolwich Mathematical Papers for Admission Into the Royal Military Academy ...

E. J. Brooksmith - 1889
...opposite side produced, the square on the side subtending the obtuse angle is greater than the squares on the sides containing the obtuse angle by twice the rectangle contained by the side on which, when produced, the perpendicular falls and the straight line intercepted without the triangle,...
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