Elements of Geometry: With Practical Applications Designed for BeginnersD. Appleton, 1853 - 320 σελίδες |
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Αποτελέσματα 1 - 5 από τα 53.
Σελίδα 8
... suppose the string devoid of weight , it would then produce a straight physical line , which will approach more nearly to the mathe- matical line as the size of the string is diminished . ( 5. ) All the lines which we form upon paper or ...
... suppose the string devoid of weight , it would then produce a straight physical line , which will approach more nearly to the mathe- matical line as the size of the string is diminished . ( 5. ) All the lines which we form upon paper or ...
Σελίδα 12
... suppose the extremity B of the line A , B to be fixed , while the line revolves in the same plane about B , so as to take the successive positions A1B , A , B , AзB , A4B , & c . , until it has made a complete revolution and return- ed ...
... suppose the extremity B of the line A , B to be fixed , while the line revolves in the same plane about B , so as to take the successive positions A1B , A , B , AзB , A4B , & c . , until it has made a complete revolution and return- ed ...
Σελίδα 19
... Suppose the line DF to be at right - angles to AB ( Def . X. ) The angle ADC is composed of the two angles ADF and FDC : therefore the sum of the two angles ADC , CDB is equal to the sum of the three angles ADF , FDC , CDB , ( Ax . II ...
... Suppose the line DF to be at right - angles to AB ( Def . X. ) The angle ADC is composed of the two angles ADF and FDC : therefore the sum of the two angles ADC , CDB is equal to the sum of the three angles ADF , FDC , CDB , ( Ax . II ...
Σελίδα 20
... Suppose the straight line AB to be the edge of a board , or any other plane surface . Apply one side of the square so as to coincide with AC ; then , along the other edge , upon the surface , draw the line CD . Now , reversing the ...
... Suppose the straight line AB to be the edge of a board , or any other plane surface . Apply one side of the square so as to coincide with AC ; then , along the other edge , upon the surface , draw the line CD . Now , reversing the ...
Σελίδα 20
... Suppose the straight line AB to be the edge of a board , or any other plane surface . Apply one side of the square so as to coincide with AC ; then , along the other edge , upon the surface , draw the line CD . Now , reversing the ...
... Suppose the straight line AB to be the edge of a board , or any other plane surface . Apply one side of the square so as to coincide with AC ; then , along the other edge , upon the surface , draw the line CD . Now , reversing the ...
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Elements of Geometry With Practical Applications George R Perkins Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2023 |
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a+b+c altitude angle ABC angle ACD angle BAC bisect centre chord circ circular sector circumference circumscribed polygon coincide cone consequently convex surface cylinder diagonal diameter distance draw equal and parallel equiangular equilateral triangle equivalent exterior angle ference figure formed given line greater half the arc hypothenuse inscribed circle intersection isosceles join less Let ABC line CD lines drawn magnitude measured by half meet multiplied number of sides opposite angles parallel lines parallelogram parallelopipedon pendicular perimeter perpen perpendicular plane MN point G prism PROBLEM produced Prop proportional PROPOSITION pyramid radii radius rectangle regular polygon respectively equal right-angled triangle Sabc Schol Scholium scribed semicircle semicircumference side AC similar solid angle sphere spherical polygon square straight line suppose tangent THEOREM three sides triangle ABC triangular prism vertex VIII