 | Wilbur Fisk Nichols - 1910 - 236 pages
...the altitude is 45 ft. Find the base. MEASUREMENT OF CIRCLES LESSON 84 1. A circle is a plane figure bounded by a curved line, every point of which is equally distant from the center. 2. The circumference of the circle is its boundary line. 3. The diameter is a straight... | |
 | DeForest A. Preston, Edward Lawrence Stevens - Arithmetic - 1910 - 380 pages
...of a rectangle or parallelogram having the same base and altitude. 139. A circle is a plane figure bounded by a curved line, every point of which is equally distant from the center of the circle. 140. The bounding line of a circle is called its circumference. The diameter... | |
 | George Soulé - Business mathematics - 1910 - 1042 pages
...Heptagon. Octagon. !Nonagnn. Decagon. Hexagon. 702. A Circle is a plane figure bounded by a regular curved line, every point of which is equally distant from a point within called the center. • For the definition of tin- Diameter, the Circumference, llir Radius,... | |
 | Robert Louis Short, William Harris Elson - Mathematics - 1910 - 202 pages
...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 the circumference. The distance... | |
 | Fletcher Durell, Elizabeth Hall - Arithmetic - 1911 - 440 pages
...square and the rectangle are plane figures. A cube is not a plane figure. 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. D The circumference is the line which bounds a circle. A quadrant is one... | |
 | Bruce Mervellon Watson, Charles Edward White - Arithmetic - 1911 - 424 pages
...farther. In what direction are you facing? How many degrees have you turned in all ? 189. A plane figure bounded by a curved line, every point of which is equally distant from a point vrithin, called the center, is a circle. 190. The boundary line of a circle is its circumference. 191.... | |
 | Charles W. Morey - Arithmetic - 1911 - 454 pages
...cd. to cu. ft. 18. 1^ da. to hr. 19. 8| gal. to qt. 20. 15| bu. to qt. CIRCLES A circle is a surface bounded by a curved line every point of which is equally distant from a point within called the center. The boundary line is the circumference. A diameter of a circle is a straight... | |
 | Gustavus Sylvester Kimball - Business mathematics - 1911 - 444 pages
...measure is the degree, which is sio of the circumference of any circle. 3o8. 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. 3o9. The circumference of a circle is the line that bounds it. 31o. An arc... | |
 | Education - 1911 - 658 pages
...payment. Their names would appear on the back thus: JT Rich RP Smith 2. A circle is a plane area inclosed by a curved line every point of which Is equally distant from a point within called the center. Frequently the term circle is applied to the curved boundary line or circumference.... | |
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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. 
