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 Books Books 1 - 10 of 180 on Pythagoras' theorem states that the square of the length of the hypotenuse of a right-angled.... 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. Gradations in Euclid : books i. and ii., with an explanatory preface [&c ... - Page 20
edited by - 1870 Logick; Or, The Right Use of Reason in the Inquiry After Truth: With a ...

Isaac Watts - Conduct of life - 1801 - 365 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, may firmly... The Operative Mechanic, and British Machinist: Being a Practical ..., Volume 1

John Nicholson - Machinery - 1825 - 795 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.... The Philosophy of a Future State

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... History of Rome [by H. Malden].

Henry Malden - 1830
...arithmetic, mathematics, and astronomy. He discovered the proof of the proposition, that the square en the hypotenuse of a right-angled triangle is equal to the sum of the squares on the other sides. He knew that the sun was the centre round which the earth and other... The Builder's Practical Guide: Containing a Complete Explanation of the ...

John Nicholson (civil engineer.) - Building - 1830 - 182 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.... The philosophy of a future state

Thomas Dick - Future life - 1836 - 276 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... Family Magazine: Or Monthly Abstract of General Knowledge, Volume 4

1837
...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. EDINBURGH.... The Family Magazine, Volume 4

1837
...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. EDINBURGH.... The Mechanic's Magazine, Museum, Register, Journal and Gazette, Volume 30

1839
...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... 