 | James Wharton - 1847
...duodecagon of twelve sides. 34. A regular polygon has all its sides and angles equal. 35. A circle is a plane figure, bounded by a curved line, called the circumference, which is everywhere equi- д distant from a certain point within it, called the centre. 36. The diameter... | |
 | James Robinson (of Boston.) - 1847
...the figure F, the frustum of a cone. 7. A SPHERE, or GLOBE, is a solid, bounded by a convex surface, every point of 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.... | |
 | Anthony Nesbit - 1847 - 426 páginas
...polygon has all its sides and angles equal, they are unequal, the polygon is irregular. 38. A circle is a plane figure, bounded by a curved line, called the circumference, which is everywhere equidistant from a certain point within it, called the centre. 39. The circumference... | |
 | Elias Loomis - 1849 - 226 páginas
...THE CIRCLE, AND THE MEASURE OF ANGLES. Definitions. 1. 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. 2. A radius of a circle is a straight... | |
 | ROSWELL C. SMITH - 1850
...distance round it; and is found by adding together all the sides that Fig. 14. bound it. 34. A CIRCLE is a plane figure bounded by a curved line, called the Circumference or Periphery ; which is every where equally distant from a certain point within it, called the CENTRE.... | |
 | John Weale - 1850 - 564 páginas
...the top of a bed or canopy Sphere, in geometry, a globe, a solid contained under one uniform surface, every point of which is equally distant from a point within, called the centre of the sphere, and may be conceived to be generated by the revolution of a semicircle aboui... | |
 | John Weale - 1850
...the top of a bed or canopy Sphere, in geometry, a globe, a solid contained under one uniform surface, every point of which is equally distant from a point within, called the centre of the sphere, and may be conceived to be generated by the revolution of a semicircle about... | |
 | Benjamin Greenleaf - 1850 - 360 páginas
...top terminated in a point or vertex. 8. A sphere is a solid, bounded by one continued convex surface, every point of 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,... | |
 | John Radford Young - 1850 - 12 páginas
...we come to speak of those figures. It will be sufficient here merely to state that — 24. A CIRCLE is a plane figure bounded by a curved line called the circumference of the circle, which is such, that at every point of it, it is equally distant from a certain point... | |
 | Charles Guilford Burnham - 1850 - 324 páginas
...round pyramid, having a circular base. 8. A sphere is a solid, bounded by one continued convex surface, every point of 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,... | |
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A circle is a plane figure bounded by a curved line, called the circumference, every point of which is equally distant from a point within called the center. 
