Modern Methods in Elementary GeometryMacmillan, 1868 - 112 σελίδες |
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Αποτελέσματα 1 - 5 από τα 27.
Σελίδα 12
... in an isosceles tri- angle the perpendicular bisects the base and the angle at the vertex . COR . 2. All the angles of an equilateral triangle are equal . THEOREM XII . If in any triangle ABC the side 12 ELEMENTARY GEOMETRY .
... in an isosceles tri- angle the perpendicular bisects the base and the angle at the vertex . COR . 2. All the angles of an equilateral triangle are equal . THEOREM XII . If in any triangle ABC the side 12 ELEMENTARY GEOMETRY .
Σελίδα 26
... base . 5. If E be a point within the triangle ABC , the angle BEC is greater than the angle BA C. I. 10. COR . 2 . 6 ... base of an isosceles triangle are equally distant from the opposite sides . 8. The sum of the distances of any point ...
... base . 5. If E be a point within the triangle ABC , the angle BEC is greater than the angle BA C. I. 10. COR . 2 . 6 ... base of an isosceles triangle are equally distant from the opposite sides . 8. The sum of the distances of any point ...
Σελίδα 27
... base of the first shall be greater than that of the second . 20. The converse of 19 . 21. ABC is a right - angled triangle , A the right angle : draw AD perpendicular to BC : shew that the triangles ABC , ABD are equiangular to one ...
... base of the first shall be greater than that of the second . 20. The converse of 19 . 21. ABC is a right - angled triangle , A the right angle : draw AD perpendicular to BC : shew that the triangles ABC , ABD are equiangular to one ...
Σελίδα 28
... base , it shall bisect the other side ; also its length intercepted between the sides of the triangle is half that of the base . 23 . Converse of 22 . 24. The lines which join the middle points of the sides of any quadrilateral figure ...
... base , it shall bisect the other side ; also its length intercepted between the sides of the triangle is half that of the base . 23 . Converse of 22 . 24. The lines which join the middle points of the sides of any quadrilateral figure ...
Σελίδα 35
... base , an angle at the base , and the sum or difference of the sides . 2. The base , the difference of the sides , and the differ- ence of the angles at the base . 3. The base , the angle at the vertex , and the sum or difference of the ...
... base , an angle at the base , and the sum or difference of the sides . 2. The base , the difference of the sides , and the differ- ence of the angles at the base . 3. The base , the angle at the vertex , and the sum or difference of the ...
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A'BC Algebra alternate angle altitude angle equal arc CD ARITHMETIC bisect BROOKE FOSS WESTCOTT Cambridge centre circle touching circumference cloth coincide congruent CONIC SECTIONS contain convex angle convex polygon Crown 8vo diagonals diameter dicular divide duplicate ratio Edward Thring ELEMENTARY TREATISE equal angles equally distant equally remote equiangular equiangular and similar equilateral triangle Examples exterior angle Fcap Find the locus GEOMETRY given angle given circle given line given point given straight line greater Hence intersect isosceles John's College late Fellow Let ABCD line drawn MATHEMATICAL measure meet middle point opposite sides parallel to BC parallelogram perpen perpendicular polygon produced quadrilateral figure radius rectangle right angles right-angled triangle Schools Second Edition segments Shew shortest line similar triangles student subtend tangent THEOREM THEOREM VII Third Edition trapezium triangle ABC vertex