 | Frank Eugene Kidder - Architecture - 1886 - 640 pages
...has two of its sides equal; an equilateral triangle has all three of its sides equal. A riglit-ttngle triangle is one which has a right angle. The side opposite the right Fig. 4. :uigle is called the liypotheinise; the side on Right-angle Triangle. which the triangle is... | |
 | George Bruce Halsted - Geometry - 1886 - 394 pages
...of a triangle, we mean the three interior angles. 119. A Right-angled Triangle has one of its angles a right angle. The side opposite the right angle is called the Hypothenuse. 120. An Obtuse-angled Triangle has one of its angles obtuse. 121. An Acute-angled Triangle... | |
 | Christian Brothers - Arithmetic - 1888 - 484 pages
...the opposite angle ; as, CD. 245. A Might - Angled Triangle is a triangle having one of its angles a right angle. The side opposite the right angle is called the Hypothenuse. CASE I. 246. To find the area of a triangle, when the base and the altitude are given.... | |
 | George Albert Wentworth - Arithmetic - 1888 - 378 pages
...opposite the base is called the vertex of the triangle. 388. A right triangle (Fig. 30) is a triangle which has a right angle. The side opposite the right angle is called the hypotenuse, and the other two sides are called the legs. 389. The altitude of a triangle is the perpendicular let... | |
 | Charles Austin Hobbs - Arithmetic - 1889 - 370 pages
...sides equal. (Fig. 3.) C Fio. 1. Fio. 2. Fio. 3. Fio. 4. A right triangle is a triangle having one right angle. The side opposite the right angle is called the hypotenuse or hypothenuse, and the side perpendicular to the base is called the perpendicular. Fig. 4 is a right... | |
 | Edward Albert Bowser - Geometry - 1890 - 420 pages
...is one which has two equal sides. 89. A scalene triangle is one which has three unequal sides. 90. A right-angled triangle is one which has a right angle....opposite the right angle is called the hypotenuse, and the other two sides the legs. 91. An tiviite-angled triangle is one which has three acute angles.... | |
 | Frank Eugene Kidder - Architecture - 1892 - 1058 pages
...has two of -its sides equal; an equilateral triangle has all three of its sides equal. A right-angle triangle is one which has a right angle. The side opposite the right Fig. 4. angle is called the hypothemme; the side on Right-angle Triangle, which the triangle is supposed... | |
 | Alfred John Pearce - 1897 - 202 pages
...breadth is 25 ft. 6 in.? VIII.— ON TRIANGLES. A triangle is a figure bounded by three straight lines. \ An equilateral triangle is one which has its three sides equal. An isosceles triangle is one which has two sides equal. Any side of a triangle may be regarded as its base. The perpendicular... | |
 | International Correspondence Schools - Electrical engineering - 1897 - 346 pages
...having no two of its sides equal. 382. A right-angled triangle (Fig. 24) is any triangle having one right angle. The side opposite the right angle is called the hypotenuse. FIG. 24. In any triangle the sum of the three angles equals two right angles, or 180°. Thus, in Fig.... | |
 | International Correspondence Schools - Electrical engineering - 1897 - 672 pages
...two of its sides equal. FIG. 30. 7O8. A right-angled triangle, Fig. 31, is any triangle having one right angle. The side opposite the right angle is called the hypotenuse. Among mathematicians, a right-angled triangle is now termed a right triangle. FIG. si. 7O9. An oblique... | |
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A right-angled triangle is one which has a right angle. The side opposite the right angle is called the hypothenuse. 
