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 Βιβλία Βιβλία 91 - 100 από 179 για The square described on the hypothenuse of a rightangled triangle is equal to the.... The square described on the hypothenuse of a rightangled triangle is equal to the sum of the squares described on the other two sides. A Theoretical and Practical Arithmetic: Designed for Common Schools and ... - Σελίδα 203
των Daniel Leach - 1853
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο ## The Eclectic Question Book: Designed to Assist Pupils in Reviewing Their ...

Alexander Duncan - 1882 - 155 σελίδες
...geometrical demonstration, that the square described upon the hypothenuse of a right-angled triangle is equal to the sum of the squares described on the other two sides? Art. 386. 8. Two sides of a right-angled triangle being given, how do you find the other two? Art.... ## The Elements of Euclid for the Use of Schools and Colleges: Comprising the ...

Euclid, Isaac Todhunter - 1883 - 400 σελίδες
...obtuse. For the angle cannot be a right angle, since the square described on the first side would then be equal to the sum of the squares described on the other two sides, by I. 47 ; and the angle cannot be acute, since the square described on the first side would then be... ## Geometry for schools, comprising books i. and ii. of Euclid, with some ...

EUCLID. - 1883 - 96 σελίδες
...right angles to one another. PROP. 48. THEOR. If the square described on one side of a triangle be equal to the sum of the squares described on the other two sides of it, the angle contained by these two sides is a right angle. Given A ABC having sq. on BC = squares... ## An introduction to arithmetic

James Gray - 1883 - 140 σελίδες
...Ans. 18-78 feet. Given any two sides of a right-angled triangle, to find the other side. The square of the hypothenuse, or longest side, is equal to the sum of the squares of the other two sides ; therefore the difference of the squares of the hypothenuse, and either... ## Elementary Geometry: Including Plane, Solid, and Spherical Geometry, with ...

Edward Olney - 1883 - 333 σελίδες
...186. 376. 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. We are to prove that AB 2 = AC' + CB 9 . For, let fall the perpendicular CD, and by (374, 2cl) we have... ## The Eclectic School Geometry: A Revision of Evan's School Geometry

Evan Wilhelm Evans - 1884 - 155 σελίδες
...etc. THEOREM XXVI. 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 ABC be a triangle rightangled at B. It is to be proved that the square AEDC is equivalent to the... ## Journal of the Board of Education of the City of New York

...distance between them. The square described on the hypotenuse of any right-angled triangle is equivalent to the sum of the squares described on the other two sides. If a line be divided into two parts, the square described on the whole line is equivalent to the sum... ## Topographical Drawing and Sketching: Including Applications of ..., Τόμος 1

Henry Albert Reed - 1886 - 129 σελίδες
...the familiar principles that the square described on the hypothenuse of a right-angled triangle is equal to the sum of the squares described on the other two sides ; and that if a perpendicular be let fall from the vertex of the right angle to the hypothenuse, the... ## The Bizarre Notes and Queries in History, Folk-lore, Mathematics ..., Τόμοι 3-4

1886
...them be found ? " The square described on the hypothenuse of a right-angled triangle is equivalent to the sum of the squares described on the other two sides." — Davics' Lfgeniire, Bk. iv, Prop. n. Was the Pythagorean harmony known as " The Music of the Spheres,"... ## Elementary Psychology and Education

Joseph Baldwin - 1887 - 299 σελίδες
...President ; that the earth revolves around the sun ; that the square described on the hypotenuse is equal to the sum of the squares described on the other two sides of a right-angled triangle ; and we accept these conclusions as true. We assent to these conclusions...