 | George William Usill - Surveying - 1889 - 306 pages
...given we can define all the angles. Now the relations of trigonometrical ratios to one another (since the square of the hypotenuse of a right-angled triangle is equal to the sum of the squares of the two sides) are as follows : — Since a1 + b' — c\ .. .... . , a2 62 c2 , dividing... | |
 | Lewis Carroll - Mathematics - 1890 - 126 pages
...nor thirty centuries, affect the clearness, or the charm, of Geometrical truths. Such a theorem as ' the square of the hypotenuse of a right-angled triangle is equal to the sum of the squares of the sides ' is as dazzlingly beautiful now as it was in the day when Pythagoras first... | |
 | Edward Mann Langley, W. Seys Phillips - 1890 - 538 pages
...Euclide in Elementorum libro VI. allatam' (1668) : — Ex. 740. — The equilateral triangle described on the hypotenuse of a right-angled triangle is equal to the sum of the equilateral triangles described upon the other two sides. Let BLC, CM A, ANB be the equilateral... | |
 | Euclid - Geometry - 1890 - 442 pages
...sides parallel and equal to BH. (Pappus extension of\. 47.) 64. The area of the equilateral triangle on the hypotenuse of a right-angled triangle is equal to the sum of the areas of the equilateral triangles on its sides. A NOTE— Let APB, BQC, CRA be the As, BAG being... | |
 | Robert Chambers - Encyclopedias and dictionaries - 1890 - 848 pages
...measurement. An example of a metrical property is the theorem of the three squares : The square on the hypotenuse of a rightangled triangle is equal to the sum of the squares on the two sides. The geometry of Euclid s Elements is metrical. Descriptive geometry is... | |
 | Isaac Hammond Morris - Geometry, Plane - 1890 - 440 pages
...triangle. (Eue. i. 41.) ABСD = twiceABС. (Fig. 6.) E FG H = twice EF J. (Fig. 7.) 7. The square on the hypotenuse of a right-angled triangle is equal to the sum of the squares on the other two sides. (Eue. i. 47.) The sq. CBDE = thesq. ABFG + the sq. AH JC. (Fig.... | |
 | Seth Thayer Stewart - Geometry, Modern - 1891 - 428 pages
...sum and difference of two lines is equal to the difference of the squares of the lines. PROP. XXIV. The square of the hypotenuse of a right-angled triangle is equal to the sum of the squares of the two other sides. PROP. XXV. The square of any side of an oblique-angled triangle... | |
 | Seth Thayer Stewart - Geometry - 1891 - 428 pages
...quadrilateral is bisected by the lines joining the diameters of the quadrilateral. 4. Prove that five times the square of the hypotenuse of a right-angled triangle is equal to four times the sum of the squares of the medians from its extremities. PROPOSITION XXIII. 416. Theorem... | |
 | Sir George Newnes, Herbert Greenhough Smith - England - 1901 - 792 pages
...equal sides be produced the angles on the other side of the base are equal also ; or that the square on the hypotenuse of a right-angled triangle is equal to the sum of the squares on the two other sides. By demonstrating our knowledge of these things we should demonstrate... | |
 | Brainerd Kellogg - English language - 1892 - 362 pages
...equally adapted to arouse feeling. No one but its discoverer was ever moved to enthusiasm by the truth that the square of the hypotenuse of a right-angled triangle is equal to the sum of the squares of the remaining sides. A coldly logical and unanswerable argument dealing with our relations... | |
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Pythagoras' theorem states that the square of the length of the hypotenuse of a right-angled triangle is equal to the sum of the squares of the lengths of the other two sides. 
