 | Isaac Watts - Conduct of life - 1801 - 342 pages
...mathematician assures •A ploughman that the three angles of a triangle are equal to two right angles, or that the square of the hypotenuse of 'a right-angled triangle is equal to the sum of the squares of the two sides; the ploughman, who has but confused ideas of these things,... | |
 | John Nicholson - Machinery - 1825 - 822 pages
...: AC: : AC : AB, and BD : BC : : BC : AB. 3. The angle ACB, in a semicircle, is always a right. 4. The square of the hypotenuse of a right-angled triangle, is equal to the squares of both the sides. That is, AC* = AD" + DC1, and BC* = BD* -f- DC', andAB°-= AC4 + BC4.... | |
 | Thomas Dick - Future life - 1829 - 308 pages
...thinker, as extremely trivial, and almost unworthy of regard. The properties of a triangle, such as, " that the square of the hypotenuse of a right-angled triangle, is equal to the squares of the other two sides" — " that the three angles of a triangle are equal to two right... | |
 | John Nicholson (Civil engineer) - Building - 1830 - 240 pages
...AC : : AC : AB, ! and BD : BC : : BC : AB. 3 The angle ACB, in a semicircle, is always a right. 4. The square of the hypotenuse of a right-angled triangle, is equal to the squares of both the sides. That is, AC2 = AD2 + DC4, and BC2 = BD2 + DC8, and AB2= AC2 + BC2. 5.... | |
 | Sir Daniel Keyte Sandford - Art - 1836 - 496 pages
...knowledge of that branch of science from the Egyptian priests. But that the mathematical knowledge of that people could not have been very extensive, is evident...thrown, when he discovered that the square of the hypothenuse of a right angled triangle is equal to the square of the two sides. For ignorance of this... | |
 | Thomas Dick - Future life - 1836 - 306 pages
...thinker, as extremely trivial, and almost unworthy of regard. The properties of a triangle, such as, " that the square of the hypotenuse of a right-angled triangle is equal to the squares of the other two sides" — "tha-tthe three angles of a triangle are equal to two right... | |
 | 1837 - 490 pages
...extraction of the square root ; but no figure or explanation is given, excepting the following foot-note : " The square of the hypotenuse of a right-angled triangle, is equal to the sum of the squares of the other two sides." It should be represented as under : OLASGOW. 44 miles.... | |
 | 1837 - 488 pages
...extraction of the square root ; but no figure or explanation is given, excepting the following foot-note : " The square of the hypotenuse of a right-angled triangle, is equal to the sum of the squares of the other two sides." It should be represented as under : GLASGOW. 44 miles.... | |
 | 1839 - 504 pages
...solution (Epsom salts) there exists an insoluble material — illustrated by the mathematical theorem, that the square of the hypotenuse of a right-angled triangle, is equal, &c. It was in this part of his subject — for no where else had it any bearing on physical phenomena... | |
 | Thomas Dick - 1840 - 298 pages
...thinker, as extremely trivial, and almost unworthy of regard. The properties of a triangle, such as, "that the square of the hypotenuse of a right-angled triangle is equal to the squares of the other two sides" — " tha't the three angles of a triangle are equal to two right... | |
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The square of the hypotenuse of a right-angled triangle is equal to the sum of the squares of the other two sides. 
