 | George Irving Hopkins - 1891 - 204 σελίδες
...constant, and equal to the altitude of the triangle. OIECLES. 183. A circle is a portion of a plane bounded by a curved line, all points of which are...equally distant from a point within called the centre. The bounding line is called the circumference. Any portion of the circumference is called an arc. A... | |
 | James N. Patrick - 1891 - 232 σελίδες
...points of which are equally distant from a point within called the centre; the figure on the blackboard is a plane figure bounded by a curved line, all points of which are equally distant from the centre ; therefore, the figure is a circle. These are clear illustrations of deductive reasoning.... | |
 | Seth Thayer Stewart - 1891 - 428 σελίδες
...NINE OF ITS CIRCLES. 4. THE NINEPOINTS CIRCLE. SECTION I.— EQUAL CHORDS AND ARCS. DEFINITIONS. 236. A circle is a plane figure bounded by a curved line, all the points of which are equally distant from a point within, called the center ; as the circle whose... | |
 | George Albert Wentworth - 1892 - 312 σελίδες
...many cubic feet of brick does the chimney contain ? A Sphere is a solid bounded by a curved surface all points of which are equally distant from a point within called the centre. A straight line drawn from the centre to the surface is called a radius. and a straight line drawn... | |
 | Frank Eugene Kidder - 1892 - 1058 σελίδες
...upper part of it by a plane parallel to the base. A sphere is a volume bounded by a curved surface, all points of which are equally distant from a point within, called the centre. treats of the measurement of lines, surfaces, "Fig. 21. Mensuration and volumes. BULBS. To compute... | |
 | Webster Wells - 1893 - 382 σελίδες
...is 33 sq. ft. 50 sq. in., what is the length of its diagonal ? 229. A Circle is a portion of a plane bounded by a curved line, all points of which are...equally distant from a point within called the centre; as ABD. The bounding curve is called the circumference of the circle. A radius is a straight line drawn... | |
 | Webster Wells - 1893 - 390 σελίδες
...included between the bases of the frustum; as GH. 246. A Sphere is a solid bounded by a curved surface, all points of which are equally distant from a point within called the centre ; as ABD. A radius is a straight line drawn from the centre to the surface, as OA ; a diameter is a... | |
 | William Chauvenet - 1893 - 340 σελίδες
...the element of contact. THE SPHERE. 19. Definition. A sphere is a solid bounded by a surface all the points of which are equally distant from a point within, called the centre. A sphere may be generated by the revolution of a semicircle ABC about ita diameter AC as an axis; for... | |
 | Henry Bartlett Maglathlin - 1893 - 234 σελίδες
...? 9. How many days in 48 hours? In 72 hours? 10. How many years in 365 days? CIRCULAR MEASURE. 169. A Circle is a plane figure, bounded by a curved line, all the points of which are equally distant from a point within, called the ceu- SWA ter. E1SO« 170. The... | |
 | Mary Ann Bacon - 1894 - 270 σελίδες
...CIRCULAR MEASURE. " Circular measure is used in measuring angles and arcs, latitude and longitude. A Circle is a plane figure bounded by a curved line,...equally distant from a point within called the centre, The bounding line of a circle is called its Circumference. A diameter of a circle is a straight line... | |
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PERIPHERY of a circle is its entire bounding line ; or it is a curved line, all points of which are equally distant from a point within called the centre. 
