 | Charles Guilford Burnham - 1857 - 342 pages
...having a circular base. 8. A sphere is a solid, bounded by one continued convex surface, every point 01 which is equally distant from a point within, called the centre. The sphere may be conceived to be formed by the revolution of a semicircle about its diameter, which remains... | |
 | Benjamin Greenleaf - Arithmetic - 1857 - 452 pages
...28 rods 24 yards 6.347 feet. CIRCLES. 627. A circle is a plane figure bounded by a line, every part of which is equally distant from a point within called the centre ; as AEFGBD. The circumference or periphery of a circle is the line bounds it. A radius is a line drawn... | |
 | William E. Bell - Bridge building - 1857 - 250 pages
...angles are those which have like positions in similar polygons. 34. The circumference of a circle is a curved line, every point of which is equally distant from a point within, called the centre. 35. The circle is the surface bounded by the circumference. 36. A radius of a circle is a straight... | |
 | Elias Loomis - Conic sections - 1858 - 256 pages
...III. THE CIRCLE, AND THE MEASURE OF ANGLES. Definitions. 1. A circk is a plane figure bounded by a line, every point of which is equally distant from a point within, called the center. This bounding line is called the circumference of the circle. 2. A radius of a circle is... | |
 | Benjamin Greenleaf - Arithmetic - 1858 - 458 pages
...28 rods 24 yards 6.347 feet. CIRCLES. 627. A circle is a plane figure bounded by aline, every part of which is equally distant from a point within called the centre ; as AEFGBD. The circumference or periphery of a circle is the line that bounds it. A radius is a line... | |
 | Dana Pond Colburn - 1858 - 288 pages
...the top of the spire ? 143. Solids. (a.) A SPHERE is a solid bounded by a curved surface, every part of which is equally distant from a point within, called the centre. (Fig. 1, p. 240.) (b.) A line drawn from the centre of a circle to the surface is called a RADIUS,... | |
 | Benjamin Greenleaf - Arithmetic - 1858 - 472 pages
...28 rods 24 yards 6.347 feet CIRCLES. 627. A circle is a plane figure bounded by a line, every part of which is equally distant from a point within called the centre ; as AEFGBD. The circumference or periphery of a circle is the line that bounds it. A radius is a line... | |
 | William E. Bell - Bridges - 1859 - 226 pages
...angles are those which have like positions in similar polygons. 34. The circumference of a circle is a curved line, every point of which is equally distant from a point within, called the centre. 35. The circle is the surface bounded by the circumference. 36. A radius of a circle is a straight... | |
 | Elias Loomis - Calculus - 1859 - 320 pages
...become x=r cos. v, y=r sin. v. SECTION IT. ON THE CIRCLE. (32.) A CIRCLE is a plane figure bounded by a line, every point of which is equally distant from a' point within called the center. This bounding line is called the circumference of the circle. A radius of a circle is a... | |
 | Anthony Nesbit - Measurement - 1859 - 494 pages
...axis or diameter of the sphere ; or it is a solid bounded by one continued convex surface, every part of which is equally distant from a point within, called the centre. . 14. The segment of a sphere is any part of it cut ofF by a plane. If the plane pass through the centre,... | |
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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. 
