Elements of Geometry, After Legendre: With a Selection of Geometrical Exercises, and Hints for the Solution of the SameUniversity Publishing Company, 1890 - 413 σελίδες |
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Σελίδα 198
... solid angle . The number of these parts is always double the number of the edges . 7. The simplest solid angle is the triedral , formed by three planes . Its parts are three plane angles and three diedral angles . C 8. A rectangular ...
... solid angle . The number of these parts is always double the number of the edges . 7. The simplest solid angle is the triedral , formed by three planes . Its parts are three plane angles and three diedral angles . C 8. A rectangular ...
Σελίδα 206
... solid angle is always less than four right angles . A S D Cut the solid angle S by any plane , ABCDE ; from a point , O , in that plane , draw to the several angles the lines OA , OB , OC , OD , OE . The sum of the angles of the ...
... solid angle is always less than four right angles . A S D Cut the solid angle S by any plane , ABCDE ; from a point , O , in that plane , draw to the several angles the lines OA , OB , OC , OD , OE . The sum of the angles of the ...
Σελίδα 251
... angles equal to the angle ABC ; with these plane angles form the solid angle B. The mutual inclination of two of these planes , * we will call K. In like manner , at the points C , D , E , A , form solid angles equal to solid angle B ...
... angles equal to the angle ABC ; with these plane angles form the solid angle B. The mutual inclination of two of these planes , * we will call K. In like manner , at the points C , D , E , A , form solid angles equal to solid angle B ...
Περιεχόμενα
INTRODUCTION | 7 |
PLANE GEOMETRY | 19 |
THE CIRCLE AND THE MEASUREMENT OF ANGLES | 54 |
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Elements of Geometry, After Legendre: With a Selection of Geometrical ... Adrien Marie Legendre,Charles Scott Venable Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2014 |
Συχνά εμφανιζόμενοι όροι και φράσεις
ABCD altitude angle ACB anharmonic ratio apothem base bisect bisectrix Book centre chord circ circumference circumscribed circumscribed circle common cone Construct convex surface cylinder decagon described diagonals diameter dicular diedral distance divided draw drawn edges equally distant equivalent Exercises exterior exterior angles Find the locus frustum given circle given line given point given straight line Hence homologous homologous sides hypothenuse isosceles join let fall measure median meet middle point multiplied number of sides parallel parallelogram parallelopipedon perimeter perpen perpendicular plane angles plane MN point of contact point of intersection polar pole polyedron prism problem Prop proportional PROPOSITION pyramid quadrilateral radical axis radii rectangle regular polygon right angled triangle SCHOLIUM segment similar solid angle sphere spherical triangle square tangent tetraedron THEOREM triangle ABC triangular prism triedral vertex vertices volume