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" In a right triangle, the side opposite the right angle is called the hypotenuse, and the other two sides the legs. "
Elements of Plane Geometry - Page 17
by William Herschel Bruce, Claude Carr Cody (Jr.) - 1910 - 263 pages
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The New Practical Navigator: Being a Complete Epitome of Navigation: to ...

John Hamilton Moore - Nautical astronomy - 1810 - 662 pages
...acute-angled triangle. XV. A RIGHT-ANGLED TRIANGLE bas one of its angles right, or containing 90 degrees ; the side opposite the right angle is called the hypotenuse, and the other two sides are called legs ; that which stands upright is called the perpendicular, and the other tne base : thus...
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Elements of Geometry and Trigonometry: With Notes

Adrien Marie Legendre - Geometry - 1822 - 394 pages
...five, a pentagon ; that of six, a hexagon ; and so on. XVI. A right-angled triangle is one which has a right angle. The side opposite the right angle is called the hypotenuse. Thus, ABC is a triangle right-angled at A; the side BC is B its hypotenuse. XVII. Among quadrilaterals,...
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The New American Practical Navigator: Being an Epitome of Navigation ...

Nathaniel Bowditch - Nautical astronomy - 1826 - 764 pages
...obtuse-angled triangle, and an acute angled triangle. XV. A RIGHT-ANGLED TRIANGLE has one of its angles right : the side opposite the right angle is called the hypotenuse ; and the other two sides are called legs ; that which stands upright, is called the perpendicular, and the other the żeat ;...
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The Young Man's Book of Knowledge: Containing a Familiar View of the ...

Thomas Tegg - Reference books - 1827 - 382 pages
...which has only two equal sides, as BEF. HI. A right-angled Triangle has one of its E angles right ; the side opposite the right angle is called the hypotenuse, and the oilier two sides arc called legs ; that which Mauds upright is called the perpendicular, and the other...
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The Elements of Euclid: Viz. the First Six Books, Together with the Eleventh ...

Euclid - 1835 - 540 pages
...cosine, tangent, radius, &c. respectively. NOTE 2. In a right angled triangle, the side subtending the right angle is called the hypotenuse ; and the other two sides which contain the right angle are called the legs ; one of the legs is also called the perpendicular,...
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Elements of Geometry: Containing the First Six Books of Euclid, with a ...

John Playfair - Euclid's Elements - 1835 - 336 pages
...scalene triangle is that which has three unequal sides. 21. Aright angled trangle is that which has a right angle. The side opposite the right angle is called the hypotenuse. 22. An obtuse angled triangle, is that which has an obtuse angle. 23. An acute angled triangle, is...
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The Elements of Euclid: viz. the first six books, together with the eleventh ...

Robert Simson - Trigonometry - 1835 - 544 pages
...cosine, tangent, radius, &c. respectively. NOTE 2. In a right angled triangle, the side subtending the right angle is called the hypotenuse ; and the other two sides which contain the right angle are called the legs ; one of the legs is also called the perpendicular,...
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The Mechanic's Calculator: Comprehending Principles, Rules, and Tables in ...

William Grier - Mechanical engineering - 1839 - 324 pages
...from an angle, or its vertex, to the opposite side, called the base. 55. In a right-angled triangle, the side opposite the right angle is called the Hypotenuse ; and the other two sides are called the Legs, and sometimes the Base and Perpendicular. 56. When an angle is denoted by three...
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The Private Instructor, Or Mathematics Simplified: Comprising Every Thing ...

Jason M. Mahan - Arithmetic - 1839 - 312 pages
...Ans. 19 feet. OF THE RIGHT ANGLED TRIANGLE. A right angled triangle is a plane superficies, having one right angle : the side opposite the right angle is called the hypothenuse, the side on which the triangle stands is called the base, and the other side the perpendicular....
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The Mechanic's Calculator: Comprehending Principles, Rules, and Tables in ...

William Grier - Mechanical engineering - 1842 - 320 pages
...vertex, to the opposite side, called j/ IN. the base. ^- '—^ • 55. In a right-angled triangle, the side opposite the right angle is called the Hypotenuse ; and the other two sides are called the Legs, and sometimes the Base and Perpendicular. jj v 56. When an angle is denoted by...
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