| William James Milne - 1906 - 364 σελίδες
...square inches. Its apothem is 4.12 inches. What is the length of one side ? Circles 574. A plane figure bounded by a curved line every point of which is equally distant from a point within is called a circle ; the point within is called the center ; and the bounding line, the circumference.... | |
| 1906 - 424 σελίδες
...equal and all •'f whose sides are equal. MECHANICAL DRAWING. CIRCLES. 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. The curve which bounds the circle is called the circumference Any portion of the... | |
| American School (Chicago, Ill.) - 1906 - 586 σελίδες
...all of whose angles are equal and all of whose sides are equal. CIRCLES. 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. The curve which bounds the circle is called the circumference. Any portion of the... | |
| Edward Rutledge Robbins - 1906 - 268 σελίδες
...BOOK II THE CIRCLE 191. A curved line is a line no part of which is straight. 192. A circumference is a curved line every point of which is equally distant from a point within, called the center. 193. A circle is a portion of a plane bounded by a circumference. [O-] 194. A radius... | |
| Samuel Hamilton - 1907 - 422 σελίδες
...Observe that its boundary line changes its direction regularly at every point. 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. The circumference of a circle is its bounding line. A diameter is a straight line... | |
| Bruce Mervellon Watson, Charles Edward White - 1907 - 272 σελίδες
...farther. In what direction are you facing ? How many degrees have you turned in all ? 217. A plane figure bounded by a curved line, every point of which is equally distant from a point within, called the center, is a circle. 218. The boundary line of a circle is its circumference. 219. Any part... | |
| William James Milne - 1907 - 616 σελίδες
...square inches. Its apothem is 4.12 inches. What is the length of one side ? Circles 679. A plane figure bounded by a curved line every point of which is equally distant from a point within is called a circle; the point within is called the center; and the uin f«, bounding line, the circumference.... | |
| American School (Lansing, Ill.) - 1907 - 360 σελίδες
...all of whose angles are equal and all ?f whose sides are equal. CIRCLES. 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. The curve which bounds the circle is called the circumference Any portion of the... | |
| Edward Rutledge Robbins - 1907 - 428 σελίδες
...BOOK II THE CIRCLE 191. A curved line is a line no part of which is straight. 192. A circumference is a curved line every point of which is equally distant from a point within, called the center. 193. A circle is a portion of a plane bounded by a circumference. [O.] 194. A radius... | |
| Bruce Mervellon Watson, Charles Edward White - 1908 - 454 σελίδες
...The sum of all the angles that can be formed around a point in a plane is 360°. 191. A plane figure bounded by a curved line, every point of which is equally distant from a point within called the center, is a circle. 192. The boundary line of a circle is its circumference. 194. The number... | |
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