 | Sir Norman Lockyer - Astronomy - 1874 - 332 pages
...has length, breadth, and thickness. 37. A Sphere is a solid bounded by a curved surface every point of which is equally distant from a point within, called the centre. A Hemisphere is half a sphere. A Diameter of a sphere is a straight line passing through its centre,... | |
 | Hermann Krüsi - Decoration and ornament - 1874 - 92 pages
...THE CIRCLE. A circle, considered mathematically, is a space surrounded by a curved line every point of which is equally distant from a point within called the centre. In common language, and generally in drawing, the term circle is used to represent the line enclosing... | |
 | George Payn Quackenbos - Arithmetic - 1874 - 444 pages
...determining directions. 348. Definitions. — A Circle is a figure bounded by a curve, every point of which is equally distant from a point within, called the Centre. The bounding curve is also called a circle. The Circumference of a circle is the curve that bounds... | |
 | Edward Brooks - Arithmetic - 1877 - 444 pages
...Ans. 5277.888 cu. ft. THE SPHERE. 779. A Sphere is a volume bounded by a curved surface, every point of which is equally distant from a point within called the centre. 780. The Diameter of a sphere is a line passing through its centre and ending in the surface. The radius... | |
 | Henry Kiddle - Astronomy - 1877 - 296 pages
...ellipse may be nearly expressed by .5. 30. A SPHERE, or GLOBE, is a round body every point of the surface of which, is equally distant from a point within, called the centre. 31. A HEMISPHERE is a half of a globe. 32. The DIAMETER of a sphere is a straight line drawn * Major... | |
 | Edward Brooks - Arithmetic - 1877 - 438 pages
...ridge ? Ans. 18ft. THE CIRCLE. 341. 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. 342. The Circumference of a circle is the bounding line ; any part of the circumference, as BC, is... | |
 | Benjamin Greenleaf - Arithmetic - 1878 - 468 pages
...its area? Ans. 10 acres 1 rood 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 center; as AEFGBD. The circumference or periphery of a circle is the line that bounds it. A radius... | |
 | Andrew H. Baker - Arithmetic - 1878 - 204 pages
...Vîïï — 13 16 _9 37 x 4 = 148 cu. ft. DEFINITIONS. 1. A Sphere is a solid with a curved surface, every part of which is equally distant from a point within called the centre. 2. The Axis or THamctcr of a sphere is a straight line passing through the centre and terminated at... | |
 | James Bates Thomson - Arithmetic - 1878 - 136 pages
...c or dr. NOTE. — Signs are used only in Astronomy. A Circle is a plane figure bounded by a curve line, every part of which is equally distant from a point within called the center. The adjoining figure is a circle. ADBBF is called the circumference ; AB, the diameter... | |
 | Sarah Frances Buckelew - Drawing - 1878 - 154 pages
...« « " 12 " " Dodecagon. CURVILINEAR PLANE FIGURES. A Circle is a plane figure bounded by a curved line, every part of which is equally distant from a point within called its centre. The Circumference of a circle is the line which bounds the figure. The Diameter of a circle... | |
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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. 
