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" If the square described on one of the sides of a triangle be equal to the squares described on the other two sides of it, the angle contained by these two sides is a right angle. "
The Geometrical Companion, in which the Elements of Abstract Geometry are ... - Page 160
by George Darley - 1828 - 169 pages
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A System of Popular Geometry: Containing in a Few Lessons So Much of the ...

George Darley - Euclid's Elements - 1836 - 172 pages
...parallelogram the complements of the parallelograms about the diagonal are equal to each other, 101. ART. 132. If the square described upon one side of a triangle...the triangle, taken together, the angle opposite to the first-mentioned side is a right angle, ibid. ART. 133. Two perpendiculars cannot be drawn from...
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The English Journal of Education, Volume 1

Education - 1847 - 508 pages
...equal bases in the same straight line, and towards the same parts, are between the same parallels. 3. If the square described upon one side of a triangle be equal to the sum of the squares described upon the other two sides of it, the angle contained by these two sides...
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Reports on Elementary schools

Her MAjesty' Inspectors of schools - 1850 - 912 pages
...together with four right angles, are equal to twice as many right angles as the figure has sides. 2. If the square described upon one side of a triangle be equal to the sum of the squares described upon the other two sides of it, the angle contained bj these two sides...
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Minutes ...: Correspondence, Financial Statements, Etc., and ..., Volume 2

Great Britain. Committee on Education - 1850 - 942 pages
...together with four right angles, are equal to twice as many right angles as the figure has sides. 2. If the square described upon one side of a triangle be equal to the sum of the squares described upon the other two sides of it, the angle contained by these two sides...
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Minutes of the Committee of Council on Education, Volume 1

Great Britain. Committee on Education - School buildings - 1850 - 790 pages
...greater than either of the two interior opposite angles. 3. If a square described on one of the sides of a triangle be equal to the squares described on the other two sides of it ; the angle contained by those two sides is a right angle. Section 2. 1. If a right...
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The Elements of Euclid [book 1] for beginners, by J. Lowres

Euclides - 1852 - 48 pages
...from the square of the hypotenuse, and extract the square root of the difference. PEOP. XLVIII. THEOH. If the square described upon one side of a triangle be equal to the squares described upon the other two sides, the angle opposite to that side is a right angle. In the triangle ABC, let...
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Cambridge examination papers: a suppl. to the University calendar, 1856-59

Cambridge univ, exam. papers - 1856 - 252 pages
...distinction is there between a parallelogram and a rhomboid? 4. If a square described on one of the sides of a triangle be equal to the squares described on the other two sides of it; the angle contained by these two sides is a right angle. 5. If a right line be bisected,...
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Examination papers used at the examinations for admission to the Royal ...

Sandhurst roy. military coll - 1859 - 672 pages
...producing the sides successively in the same direction are together equal to four right angles. 2. If the square described upon one side of a triangle be equal to the squares described upon the other two sides of it, the angle contained by these two sides is a right angle. VOLUNTARY...
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Report on the examination for admission to the Royal military academy at ...

Woolwich roy. military acad - 1861 - 572 pages
...when (n) is a positive integer ; and find the coefficient of ** in the expansion of ( I + 3# + 4z*) 9. If the square described upon one side of a triangle be equal to the squares described upon the other two sides of it, the angle contained by those sides is a right angle. Given two straight...
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Examination papers used at the examinations for direct commissions [&c.].

War office - 1861 - 714 pages
...between the same parallels are equal to one another. 2. If the square described on one of the sides of a triangle be equal to the squares described on the other two sides of it, the angle contained by these two sides is a right angle. 3. If a straight line be...
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