| Charles Vyse - Arithmetic - 1785 - 350 pages
...Angles is called a Pentagon. A regular Polygon, is a Figure with equal Sides and equal Angles. Fig. 7. **A Circle is a plane Figure bounded by a curve Line called the Circumference, every Part** whereof is equally diftant from a Point within called the Center. A Diameter, AB, of a Circle, is a... | |
| Charles Hutton - Measurement - 1788 - 728 pages
...and the latter a tetragon. Pentagon Hexagon Heptag on Oflagon Nonagon Decagon Undecagon Dodecagon 44. **A circle is a plane figure bounded by a curve line, called the circumference,** which is every where equi-diftant from a certain point •yvidiin, called its center. NB The circumference... | |
| Mathematics - 1801 - 446 pages
...and the latter a tetragon, Pentagon. Hexagon. Heptagon. NonagQn, Decagon. Undecagpn^ Dodecagon. 44. **A circle is a plane figure, bounded by a curve line, called the circumference,** which is every where equidistant from a certain point within, called the centre* NOTE. The circumference... | |
| David Steel - 1805 - 390 pages
...triangle and parallelogram have equal bases and equal altitudes, the triangle is half the parallelogram. **A Circle is a plane figure, bounded by a curve line called the Circumference, every part** whereof is equally distant from a point within the same figure, called the Centre. Any part of the... | |
| Charles Vyse - Arithmetic - 1806 - 342 pages
...Sides or Anglos, is called a Pentagon. A regular Polygon is a Figure with equal Sides and equal Fig. 7. **A Circle is a Plane Figure bounded by a Curve Line called the Circumference,** eve y Part whereof is equally distant from a Point within, called the Centre. A Diameter, AB, of a... | |
| James Ferguson - Astronomy - 1809 - 574 pages
...epochs, divisions, subdivisions, and measures. Circle, is a plane figure bounded by a uniformly-curved **line called the circumference, every part of which is equally distant from a certain point within** the same, called the centre. Diameter is a right line passing through the centre, and terminated on... | |
| Peter Nicholson - 1809 - 426 pages
...sides, and a. square is one of four; the former being called a trigon, and the latter a tetragon. 42. **A circle is a plane figure, bounded by a curve line, called the circumference,** which is every-where equidistant from a certain point within called its centre. B 2 43. The 43. The... | |
| Edward Augustus Kendall - Encyclopedias and dictionaries - 1811 - 516 pages
...perpendicular to that on which it stands." " A triangle is a plain figure, bounded by three lines or sides." " **A circle is a plane figure, bounded by a curve line...circumference, every part of which is equally distant from a** point within called the centre." An axiom is a manifest truth not requiring a demonstration : The following... | |
| Charles Hutton - Mathematics - 1811 - 406 pages
...is equiangular when all its angles are equal. When both these are equal, it is a regular figure. 45. **A Circle is a plane figure bounded by a curve line, called the Circumference,** which • <s every where equidistant from a certain point within, called its Centre. The circumference... | |
| Edward Augustus Kendall - 1811 - 460 pages
...plain figure, bounded by thrrc lines or «ides." " A circle is a plane figure, bounded liy a curre **line called the circumference, every part of which is equally distant from a** point within called the centre." AD axiom is a manifest truth not requiring a detnonstratipn : The... | |
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