The geometry, by T. S. Davies. Conic sections, by Stephen FenwickJ. Weale, 1853 |
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Αποτελέσματα 1 - 5 από τα 55.
Σελίδα 1
... vertex of the angle , that is , at the point in which the straight lines that contain the angle meet one another , is put between the other two letters , and one of these two is somewhere upon one of those straight lines , and the other ...
... vertex of the angle , that is , at the point in which the straight lines that contain the angle meet one another , is put between the other two letters , and one of these two is somewhere upon one of those straight lines , and the other ...
Σελίδα 7
... vertex of each of the triangles is without the other triangle , because ^ AC is equal ( Hyp . ) to AD , the angle ACD is equal ( 5. 1. ) to the angle ADC : but the angle ACD is greater ( 9 Ax . ) than the angle BCD ; therefore the angle ...
... vertex of each of the triangles is without the other triangle , because ^ AC is equal ( Hyp . ) to AD , the angle ACD is equal ( 5. 1. ) to the angle ADC : but the angle ACD is greater ( 9 Ax . ) than the angle BCD ; therefore the angle ...
Σελίδα 8
... vertices , as D , be within the hour triangle ACB ; produce AC , AD to E , F ; therefore , because AC is equal ( Hyp ... vertex of one triangle is upon a side of the other , needs no demon- stration . Therefore , upon the same base , and ...
... vertices , as D , be within the hour triangle ACB ; produce AC , AD to E , F ; therefore , because AC is equal ( Hyp ... vertex of one triangle is upon a side of the other , needs no demon- stration . Therefore , upon the same base , and ...
Σελίδα 21
... vertex of the triangles ; that is , ( 2 Cor . 15. 1. ) together with four right angles . Therefore all the angles of the figure , together with four right angles , are equal to twice as many right angles as the figure has sides . COR ...
... vertex of the triangles ; that is , ( 2 Cor . 15. 1. ) together with four right angles . Therefore all the angles of the figure , together with four right angles , are equal to twice as many right angles as the figure has sides . COR ...
Σελίδα 30
... vertex of an isosceles triangle a line be drawn parallel to the base , it will bisect the angles at the vertex made by producing the equal sides of the triangle . 3. The difference between any two sides of a triangle is less than the ...
... vertex of an isosceles triangle a line be drawn parallel to the base , it will bisect the angles at the vertex made by producing the equal sides of the triangle . 3. The difference between any two sides of a triangle is less than the ...
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ABC is equal ABCD adjacent angles angle ABC angle BAC axis bisected centre circle ABC circumference coincide cone construction coordinate planes described Descriptive Geometry diameter dicular dihedral angles draw edges ellipse equal angles equiangular equimultiples given line given point given straight line greater hence horizontal hyperbola inclination intersection join less Let ABC Let the plane line BC lines drawn magnitudes meet multiple orthograph parabola parallel planes parallelogram parallelopiped perpen perpendicular perpendicular to MN plane MN plane of projection plane parallel plane PQ prisms profile angles profile plane projecting plane Prop Q. E. D. PROPOSITION ratio rectangle rectangle contained rectilineal figure remaining angle respectively right angles SCHOLIUM segment sides six right sphere spherical angle tangent THEOR trace triangle ABC trihedral vertex Whence Wherefore