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If the square described upon one of the sides 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.
The Elements of Euclid [book 1] for beginners, by J. Lowres - Page 39
by Euclides - 1852

## Annual Report of the Schools of New Brunswick ... by the Chief ...

New Brunswick. Board of Education - Education - 1889 - 1006 pages
...Quadrilateral be equal, the Quadrilateral is a Parallelogram. 4. If the square described upon one of the sides of a triangle be equal to the squares described upon the other two sides of it, the angle contained by those two sides is a right angle. 5. If a straight line be divided into...

## Practical Plane Geometry: Giving the Simplest Modes of Constructing Figures ...

John Fry Heather - Geometry, Modern - 1890 - 252 pages
...contain the right angle (Euc. I. 47). 68. TSEOR. 13. If the square described upon one of the sides 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 (Euc. I. 48). 69. TTEOR. i4. The angle...

## Report of the Secretary for Public Instruction ...

Queensland. Department of Public Instruction - Education - 1890 - 530 pages
...shall be greater than the base of the other. _ 6. If the square described upon one of the sides of a 7 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. 7. If a straight line be divided into...

## Annual Report of the Chief Superintendent of Education

1891 - 718 pages
...Quadrilateral be equal, the Quadrilatéral is a Parallelogram. 4. If the square described upon one of the sides of a triangle be equal to the squares described upon the other two sides of it, the angle contained by those two sides is я right angle. 5. If a straight line be divided into...

## Examinations Papers

1895 - 800 pages
...a given triangle. 4. If the square on one side of a triangle is equal to the sum of the squares on the other two sides the angle opposite to that side is a right angle. Construct a square equal to two given squares. 5. In any triangle the square on any side subtending...

## Report of the Minister of Education

Education - 1852 - 574 pages
...MINUTES. 1. Show that if the square of one side of a triangle be equal to the sum of the squares of the other two sides, the angle opposite to that side is a right angle. 2. Name the propositions to which it is necessary to refer in constructing the figures of the ninth...

## Report of Her Majesty's Civil Service Commissioners: Together ..., Volumes 15-16

1870 - 964 pages
...two, then the greatest side is double of the distance of its middle point from the opposite angle. 4. If the square described upon one side of a triangle be equal to the squares described on the other two sides of the triangle the Mgfc contained by these two sides is a right angle. MATHEMATICS....

## Parliamentary Papers, Volume 17

Great Britain. Parliament. House of Commons - Bills, Legislative - 1871 - 914 pages
...two, then the greatest side is double of the distance of its middle point from the opposite angle. 4. If the square described upon one side of a triangle be equal to the squares described on the other two sides of the triangle the angle contained by these two sides is a right angle. MATHEMATICS....