 | Harry Anson Finney, Joseph Clifton Brown - Business mathematics - 1922 - 512 pages
...called scalene. Equilateral Isosceles Scalene The perimeter of a plane figure is the sum of its sides. A circle is a plane figure bounded by a curved line...equally distant from a point within called the center. The diameter of a circle is a straight line passing through the center and terminated by the circumference.... | |
 | Thomas Alexander, Charles Madison Sarratt - Arithmetic - 1924 - 462 pages
...definition of a circle taken from plane geometry: 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. 3. The length of a circle (the circumference) may be measured as follows: Mark a point on a silver... | |
 | Joseph Clifton Brown, Albert Clayton Eldredge - Arithmetic - 1924 - 346 pages
...How to Find the Surface and Volume of a Sphere A sphere is a solid bounded by a surface, every part of which is equally distant from a point within called the center. Fig. 83 shows a sphere. A sphere has a radius and a diameter just as a circle /' \ has. I ' - _ \ If you... | |
 | Franklin Sherman Hoyte, Harriet E. Peet - Arithmetic - 1927 - 440 pages
...bank to pay a specified sum of money. Circle. 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. Circumference. A circumference is the boundary of a circle. Collateral note. A collateral note is a... | |
 | Harry De Witt De Groat, Sidney Grant Firman, William A. Smith - Arithmetic - 1926 - 368 pages
...ridge to the eaves? FINDING THE CIRCUMFERENCE OF A CIRCLE A circle is a figure bounded by a curved line every* point of which is equally distant from a point within called the center. The distance around the circle is called the circumference. The diameter of a circle is a straight... | |
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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. 
