Modern Methods in Elementary GeometryMacmillan, 1868 - 112 σελίδες |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 9.
Σελίδα 9
... interior angles on the same side of EF . THEOREM VII . If the exterior angle EGB be equal to the interior angle GHD ; then shall AB be paral- lel to CD . then For if EGB = GHD , FHC = HGA . A E B H C- D F Hence HC is situated with ...
... interior angles on the same side of EF . THEOREM VII . If the exterior angle EGB be equal to the interior angle GHD ; then shall AB be paral- lel to CD . then For if EGB = GHD , FHC = HGA . A E B H C- D F Hence HC is situated with ...
Σελίδα 10
... - sponding angles at H. COR . 2. The alternate angles AGH , GHD are equal . COR . 3. The two interior angles BGH , GHD are toge- ther equal to two right angles . THEOREM IX . Straight lines AB , CD parallel to 10 ELEMENTARY GEOMETRY .
... - sponding angles at H. COR . 2. The alternate angles AGH , GHD are equal . COR . 3. The two interior angles BGH , GHD are toge- ther equal to two right angles . THEOREM IX . Straight lines AB , CD parallel to 10 ELEMENTARY GEOMETRY .
Σελίδα 11
... interior and opposite angles A and B ; and the three angles A , B , and C are equal to two right angles . Through C draw CE pa- rallel to BA . B A LE D Then the alternate angle ACE = the alternate angle A , and the exterior angle ECD ...
... interior and opposite angles A and B ; and the three angles A , B , and C are equal to two right angles . Through C draw CE pa- rallel to BA . B A LE D Then the alternate angle ACE = the alternate angle A , and the exterior angle ECD ...
Σελίδα 12
... interior and opposite angles . THEOREM XI . If in any triangle ABC the side AB be equal to the side AC , then shall the angle C be equal to the angle B. Let AD be the perpendicular drawn from A to BC . Then since AB = AC , these lines ...
... interior and opposite angles . THEOREM XI . If in any triangle ABC the side AB be equal to the side AC , then shall the angle C be equal to the angle B. Let AD be the perpendicular drawn from A to BC . Then since AB = AC , these lines ...
Σελίδα 20
... right angles , and the interior angles to twice as many right angles as the figure has sides , diminished by four right angles . Ꭰ B ' E Let ABCDE be any convex polygon . B Through any point O draw OB ' , OC ′ 20 ELEMENTARY GEOMETRY .
... right angles , and the interior angles to twice as many right angles as the figure has sides , diminished by four right angles . Ꭰ B ' E Let ABCDE be any convex polygon . B Through any point O draw OB ' , OC ′ 20 ELEMENTARY GEOMETRY .
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
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