| Euclides - 1848 - 52 pages
...less than a right angle. XIII. XIV. A figure is that which is inclosed by one or more boundaries. XV. **A circle is a plane figure contained by one line,...figure to the circumference, are equal to one another.** XVI. And this point is called ttas centre of the circle. XVII. A diameter of a circle is a straight... | |
| Euclid, Thomas Tate - 1849 - 120 pages
...the extremity of any thing." XIV. A figure is that which is inclosed by one or more boundaries. xv. **A circle is a plane figure contained by one line,...figure to the circumference are equal to one another.** A VI. And this point is called the centre of the circle. XVII. A diameter of a circle is a straight... | |
| John Weale - Architecture - 1850 - 590 pages
...&c., for describing circles, measuring distances, and taking the thickness of solids Circle, a plain **figure contained by one line, which is called the...figure to the circumference are equal to one another,** and this point is called the centre of the circle The circumference of a circle is known to be about... | |
| John Weale - 1850 - 590 pages
...&c., for describing circles, measuring distances, and taking the thickness of solids Circle, a plain **figure contained by one line, which is called the...figure to the circumference are equal to one another,** and this point is called the centre of the circle Circular saw. Circular saws, revolving upon an axis,... | |
| George Roberts Perkins - Geometry - 1850 - 332 pages
...five, and so on for polygons of a greater number of sides. XXIII. A circle is a plane figure bounded **by one line, which is called the circumference; and...straight lines drawn from a certain point within the** circle to the circumference, are equal to one another. This point is called the centre of the circle.... | |
| Her MAjesty' Inspectors of schools - 1850 - 912 pages
...each iif tin: following definitions, of a circle and parallel straight lines, point out two eirurs. **(1.) A circle is a plane figure contained by one line,...is called the circumference, and is such that all** lines drawn from a certain point within the figure are equal to one anollirr. 3. Eucliil says, "If... | |
| Great Britain. Committee on Education - 1850 - 942 pages
...following definitions, of a circle and parallel straight lines, point out two errors. (1.) A circle iť **a plane figure contained by one line, which is called the circumference, and is such that all** lines drawn from a certain point within the figure are equal to one another. (2.) Parallel lines are... | |
| Euclides - 1852 - 152 pages
...figure contained by one boundary. Fig. 2. and Jig. 3. figures contained by more than one boundary.] XV. **A circle is a plane figure contained by one line,...circumference, and is such that all straight lines** B 3 BOOK I. drawn from a certain point within the figure to the circumference, are equal to one another.... | |
| Euclides - 1852 - 48 pages
...a plane figure bounded by one line called the circumference, and is of such a kind, that all right **lines drawn from a certain point within the figure to the circumference are equal to one another** ; as, the circle DBF. 17. This point is called the centre of the circle, and the right line drawn from... | |
| Popular educator - 1852 - 842 pages
...a ame line, called the cireumference or periphery, which is such that all straight linen drawn trom **a certain point within the figure to the circumference are equal to** each other. This point is called the centre of the circle, and each of the straight lines is called... | |
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