 | Edward Albert Bowser - Geometry, Analytic - 1880 - 314 pages
...beginning with the circle, which is the simplest of these loci. A circle is a plane figure bounded by a line every point of which is equally distant from a point within called the centre. In Analytic Geometry, the term Circle is applied indifferently both to the area... | |
 | Geography - 1881 - 142 pages
...Four right ^ angles exactly nil the space round any point. '•4^ A Circle is a figure bounded by a line, every point of which is equally distant from a point within called the Center. (See diagram, page 4-) The Circumference of a circle is the line that bounds it.... | |
 | Simon Newcomb - Geometry - 1881 - 418 pages
...in both directions. Parallel imes. The Circle. 10. Def. A circle is a figure formed by a plane curve line, every point of which is equally distant from a point within it called the centre. The Angle. 11. Def. An angle is a figure formed by two straight lines extending... | |
 | Heman Page Smith - Drawing - 1882 - 114 pages
...; then require each pupil to draw at home from memory the circle and its parts. A circle is a plane bounded by a curved line, every point of which is equally distant from a point within called the center. The circumference is the boundary line of the circle. An arc is any part of a circumference.... | |
 | Daniel W. Fish - Arithmetic - 1883 - 360 pages
...determining latitude and longitude, etc. The unit for measuring angles is the degree. 421. A Circle is a plane figure bounded by a curved line, every point of which is equally distant from a point withm jailed the centre. The circumference of a circle is the line that bounds it. An arc is any part... | |
 | Charles Davies, Adrien Marie Legendre - Geometry - 1885 - 538 pages
...proportionals. BOOK III. THE CIRCLE AND THE MEA8UREMENT OF ANGLE8. DEFINITIONS. 1. A CIRCLE is a plane ligure, bounded by a' curved line, every point of which is equally distant from a point within, called the centre. The bounding line is called the circumference. 2. A RADIU8 is a straight line drawn... | |
 | Howard H. Gross - Astronomical models - 1885 - 104 pages
...surface traced by a straight line moving in the same direction. 11. A Circle is a surface enclosed by a curved line, every point of which is equally distant from a point within called the center. 1 2. A Circumference is the line that bounds the circle. In describing the lines... | |
 | Andrew Jackson Rickoff - Arithmetic - 1886 - 688 pages
...purpose. 385. A portion of a plane bounded by one or more lines is a plane figure. 386. A Circle is a plane figure bounded by a curved line, every point of which is equally distant from a point within, called the center. 387. The boundary line of a circle is called the circumference. 388. A straight... | |
 | W. V. Wright - Measurement - 1887 - 76 pages
...parallel is called a trapezium. The perimeter of a plane figure is the sum of its sides. A circle is a plane figure bounded by a curved line, every point of which is equally distant from a point within, called the centre. The boundary line is called the circumference. A straight line drawn through the... | |
 | Edward Richard Shaw - Examinations - 1887 - 360 pages
...straight line joining the vertices of two angles not adjacent. The length of the line bounding it. 251. A plane figure bounded by a curved line every point of which is equally distant from the centre. 252. Multiply the diameter by 3.14159. 253. Multiply the circumference by half the radius.... | |
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A circle is a plane figure bounded by a curved line, every point of which is equally distant from a point within called the center. 
