Geometrical problems deducible from the first six books of Euclid, arranged and solved. To which is added, an appendix containing the elements of plane trigonometryJ. Smith, Printer to the University; and sold by Nicholson & Son, Deighton & Sons, Thorpe, and Newby, Cambridge; and J. Mawman, and F. C. & J. Rivington, London., 1819 - 377 sider |
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Resultater 1-5 af 68
Side
... parallelograms , squares and polygons . The 5th section contains those which require lines to be drawn in certain directions , but which involve properties of rectangles or squares , or such others as were excluded from the three first ...
... parallelograms , squares and polygons . The 5th section contains those which require lines to be drawn in certain directions , but which involve properties of rectangles or squares , or such others as were excluded from the three first ...
Side xxii
... parallelogram . 3. To bisect a parallelogram by a line drawn from a point in one of its sides . 4. If from any point in the diameter ( or diameter produced ) of a parallelogram straight lines be drawn to the opposite angles ; they will ...
... parallelogram . 3. To bisect a parallelogram by a line drawn from a point in one of its sides . 4. If from any point in the diameter ( or diameter produced ) of a parallelogram straight lines be drawn to the opposite angles ; they will ...
Side xxiii
... parallelogram ( in the last problem ) ; and its ratio to the trapezium . 16. If two sides of a trapezium be parallel ; its area is equal to half that of a parallelogram whose base is the sum of those two sides , and altitude the ...
... parallelogram ( in the last problem ) ; and its ratio to the trapezium . 16. If two sides of a trapezium be parallel ; its area is equal to half that of a parallelogram whose base is the sum of those two sides , and altitude the ...
Side xxiv
... parallelograms described on the two sides of a triangle is equal to that of a parallelogram on the base , whose side is equal and parallel to the line drawn from the vertex of the triangle to the intersection of the two sides of the ...
... parallelograms described on the two sides of a triangle is equal to that of a parallelogram on the base , whose side is equal and parallel to the line drawn from the vertex of the triangle to the intersection of the two sides of the ...
Side xxv
... parallelogram are together equal to the squares of the four sides . 35. If two sides of a trapezium be parallel to each other ; the squares of its diagonals are together equal to the squares of its two sides which are not parallel , and ...
... parallelogram are together equal to the squares of the four sides . 35. If two sides of a trapezium be parallel to each other ; the squares of its diagonals are together equal to the squares of its two sides which are not parallel , and ...
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Almindelige termer og sætninger
ABCD angle ABC angles at F base centre chord circle ABC circles cut circles touch circumference describe a circle divided draw a line Draw the diameter drawn parallel duplicate ratio equal angles equiangular Eucl extremities given angle given circle given in position given line given point given ratio given square given straight line given triangle intercepted isosceles triangle Join AE Join BD Let AB Let ABC let fall line given line joining line required lines be drawn lines drawn mean proportional opposite side parallel to BC parallelogram pendicular perpen point of bisection point of contact point of intersection point required radius rectangle rectangle contained right angles segments semicircle shewn tangent touches the circle trapezium triangle ABC