| Willis Ernest Johnson - Mathematical geography - 1907 - 348 pages
...points of which are equally distant from a point within called the center. A circle is a plane figure bounded by a curved line all points of which are equally distant from a point within called the center. In geography what we commonly call circles such as the equator, parallels,... | |
| Bruce Mervellon Watson, Charles Edward White - Arithmetic - 1908 - 454 pages
...parallel sides. 4. Find the length of each of the parallel sides. STUDY OF THE CIRCLE 575. A plane figure bounded by a curved line, all points of which are equally distant from a point within, called the center, is a circle. 576. The boundary line of a circle is the circumference.... | |
| George F. Cole - 1909 - 368 pages
...shown on page 15. CIRCLES 1. What is the figure AC BD called? A circle is a portion of a plane surface bounded by a curved line, all points of which are equally distant from a fixed point within, called the center. 2. What kind of line is AB? 3. Through what point does it pass? 4. Where does it... | |
| Massachusetts - 1909 - 1042 pages
...conveniently after curvilinear figures.) STUDY OF CURVILINEAR FIGURES. ClECLE. A circle is a plane figure bounded by a curved line, all points of which are equally distant from a point within called the center. The center of a circle is a point within the circle, equally distant... | |
| Robert Louis Short, William Harris Elson - Mathematics - 1910 - 202 pages
...surface. 61. Plane Geometry treats of combinations of points and lines all lying in the same plane. 62. A circle is a portion of a plane bounded by a curved line every point of which is equidisD tant from a point within called the center. \D The curved line is... | |
| John Charles Stone, James Franklin Millis - Arithmetic - 1910 - 440 pages
...with the clocks there. Was his watch ahead or behind, and how much ? II. MENSURATION 19. THE C1RCLE 1. A curved line, all points of which are equally distant from a point within, called the center, is a circle. Sometimes the surface inclosed by the curved line is... | |
| George Wentworth, David Eugene Smith - Arithmetic - 1911 - 352 pages
...Express a lunar month in units of higher denominations. DENOMINATE NUMBERS 181. Circle. A plane figure bounded by a curved line all points of which are equally distant from a point within is called a circle. 182. Circumference. The bounding line of a circle is called the circumference.... | |
| Bruce Mervellon Watson, Charles Edward White - Arithmetic - 1911 - 424 pages
...sides. b. Find the length of each of the parallel sides. STUDY OF THE CIRCLE 540. A plane figure hounded by a curved line, all points of which are equally distant from a point within, called the center, is a circle. 541. The boundary line of a circle is the circumference.... | |
| George Morris Philips, Robert Franklin Anderson - Arithmetic - 1913 - 444 pages
...or gravel. A bag of cement is estimated to be 1 cu. ft. The Circle 183. A circle is a plane figure bounded by a curved line all points of which are equally distant from a point within called the center. PORTLAND CEMENT 2 bags SAND 3 bn. (stricken) CRUSHED STONE OR GKAVEL... | |
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