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" The square described upon the hypothenuse of a rightangled triangle is equivalent to the sum of the squares described upon the other two sides. "
Elements of Geometry Upon the Inductive Method: To which is Added an ... - الصفحة 47
بواسطة James Hayward - 1829 - عدد الصفحات: 172
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The Modern Preceptor ; Or, a General Course of Education, المجلد 1

John Dougall - 1810 - عدد الصفحات: 734
...square of the whole line AB, or 6 X6 = 36. PROP. XVTII. for. t, Plate 2. The square constructed on the hypothenuse of a right-angled triangle is equivalent to the sum of the squares constructed or the two sides containing the right angle. Let ABC be a trianale, having a right angle...

Elements of Geometry and Trigonometry: With Notes

Adrien Marie Legendre - 1822 - عدد الصفحات: 394
...— BC) = AB2 — BC*. LFGI E JJ 57 PROPOSITION XI. THEOREM. The square described on the hypotenuse of a right-angled triangle is equivalent to the sum of the squares described on the two sides. Let the triangle ABC be rightangled at A. Having formed squares on the three sides,...

Elements of Arithmetic, Algebra, and Geometry

George Lees - 1826 - عدد الصفحات: 276
...polygons are to one another as the squares of their corresponding sides. Cor- 2. The rectilineal figure described upon the hypothenuse of a right-angled triangle, is equivalent to the sum of the similar rectilineal figures described upon the sides containing the right angle. i •;.•_,, PROP....

Elements of Geometry: With Practical Applications, for the Use of Schools

Timothy Walker - 1829 - عدد الصفحات: 156
...be the area of the polygon. 108. THEOKEM. — The square described upon the hypothenuse of a right triangle is equivalent to the sum of the squares described upon the other two sides. This is the celebrated proposition, with the discovery of which Pythagoras is said to have been so...

The First Six Books of the Elements of Euclid: With Notes

Euclid - 1833 - عدد الصفحات: 216
...PROP. XLVIII. THEOR. Fig. 72. If the square described upon one side (AC] of a triangle (ABC) be equal to the sum of the squares described upon the other two sides (AB andBC), the angle (ABC) opposite to that side is a right angle. 1 i ) SchoL From the point B draw...

An Elementary Treatise on Plane and Solid Geometry

Benjamin Peirce - 1837 - عدد الصفحات: 216
...the sides which are not parallel. 256. Theorem. The square described upon the hypothenuse of a right triangle is equivalent to the sum of the squares described upon the other two sides. Demonstration. Let squares be constructed upon the three sides of the right triangle ABC (fig. 130),...

Elements of Geometry: On the Basis of Dr. Brewster's Legendre : to which is ...

James Bates Thomson - 1844 - عدد الصفحات: 268
...the other two sides; in other words, BC^AB'-f-AC". Therefore, The square described on the hypolhcnuse of a right-angled triangle, is equivalent to the sum of the squares described on the other two sides. Cor. 1. Hence, by transposition, the square of one of the sides of a right-angled...

Elements of Plane Geometry: For the Use of Schools

Nicholas Tillinghast - 1844 - عدد الصفحات: 110
...equal to > — ; (See Appendix, Problem IV.) PROP. VII. THEOREM. The square described on the hypotenuse of a right-angled triangle is equivalent to the sum of the squares described on the other two sides. Let the triangle be Fig. 64. KDI, right angled at I. Describe squares on KD,...

Report of the Committee of Council on Education (England and Wales ..., المجلد 2

Great Britain. Council on Education - 1845 - عدد الصفحات: 696
...shall contain a greater angle. 60.*If the square described upon one of the sides of a trinngle be equal to the sum of the squares described upon the other two sides of it, the angle contained by these two sides is a right angle. 61. If a straight line be divided into...

An Elementary Treatise on Plane and Solid Geometry

Benjamin Peirce - 1847 - عدد الصفحات: 204
...sides which are not parallel. ' 256. Theorem. The square described upon the hypothenuse of a right triangle is equivalent to the sum of the squares described upon the other two sides. Proof. Let squares be constructed upon the three sides of the right triangle ABC (fig. 130), right-angled...




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