Modern Methods in Elementary GeometryMacmillan, 1868 - 112 σελίδες |
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Σελίδα 29
... circumference , and is such that all lines drawn from a point within it to the circumference are equal . This point is called the centre of the circle . 1. To draw a straight line bisecting a given finite straight line at right angles ...
... circumference , and is such that all lines drawn from a point within it to the circumference are equal . This point is called the centre of the circle . 1. To draw a straight line bisecting a given finite straight line at right angles ...
Σελίδα 30
E. M. Reynolds. circumference . These circumferences must intersect in two points as at C and D. Join CD meeting AB in E ; AB is bisected at right angles in E. E AH For C and D are both equidistant from A and B ; therefore both lie on ...
E. M. Reynolds. circumference . These circumferences must intersect in two points as at C and D. Join CD meeting AB in E ; AB is bisected at right angles in E. E AH For C and D are both equidistant from A and B ; therefore both lie on ...
Σελίδα 31
... greater than the distance of C from AB describe a circumference cutting AB in D and E. C is equally distant from D and E , and must therefore lie on the line F A -B E bisecting DE at right angles . Draw this line ; THE STRAIGHT LINE . 31.
... greater than the distance of C from AB describe a circumference cutting AB in D and E. C is equally distant from D and E , and must therefore lie on the line F A -B E bisecting DE at right angles . Draw this line ; THE STRAIGHT LINE . 31.
Σελίδα 36
... circumference . Circles which have equal radii are equal . Any straight line drawn from one point of the cir- cumference to another is called a chord ; as AB . The part of the circumference cut off by the chord is called an arc ; it is ...
... circumference . Circles which have equal radii are equal . Any straight line drawn from one point of the cir- cumference to another is called a chord ; as AB . The part of the circumference cut off by the chord is called an arc ; it is ...
Σελίδα 37
... circumference is symmetrical with regard to any diameter , and if one semi - circumference be turned about the diameter till it fall on the other , the two will coincide throughout , each point coinciding with its corresponding point ...
... circumference is symmetrical with regard to any diameter , and if one semi - circumference be turned about the diameter till it fall on the other , the two will coincide throughout , each point coinciding with its corresponding point ...
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A'BC Algebra alternate angle altitude angle equal arc CD ARITHMETIC bisect BROOKE FOSS WESTCOTT Cambridge centre circle touching circumference Clifton College cloth coincide congruent CONIC SECTIONS contain convex angle convex polygon Crown 8vo diagonals diameter dicular divide EDUCATIONAL BOOKS Edward Thring ELEMENTARY TREATISE equal angles equally distant equally remote equiangular equilateral triangle Examples exterior angle Extra fcap Fcap Find the locus GEOMETRY given angle given circle given line given point given straight line Grammar greater Head Master Hence intersect isosceles John's College late Fellow Let ABCD line drawn measure meet middle point opposite sides parallel to CD parallelogram perpen perpendicular polygon produced quadrilateral figure radius rectangle right-angled triangle Schools Second Edition segments Shew shortest line similar triangles square on BC student tangent THEOREM THEOREM VII trapezium triangle ABC vertex