 | Richard Glazebrook, Sir Richard Tetley Glazebrook - Hydrostatics - 1895 - 682 pages
...point of AB and F of CD. Prove that the centre of the forces is the middle point of EF. Deduce that the lines joining the middle points of the opposite sides of a quadrilateral bisect one another. 2. A uniform rod ABCD moveable about a fulcrum, and thirty feet in length, has weights... | |
 | Thomas Wallace Wright - Mechanics - 1896 - 418 pages
...portions of the CG found must coincide.] 40J. The median lines of a triangle pass through one point. 40c. The lines joining the middle points of the opposite sides of a quadrilateral bisect each other. 41. Explain the positions of force, resistance, and fulcrum in the following levers: WheeIbarrow, spade,... | |
 | Sir Richard Glazebrook - Hydrostatics - 1896 - 204 pages
...of AB and F of CD. Prove that the centre of the forces is the middle point of /'.'/''. Deduce that the lines joining the middle points of the opposite sides of a quadrilateral bisect one another. 2. A uniform rod ABCD moveable about a fulcrum, and thirty feet in length, has weights... | |
 | Frederick Harold Bailey - Geometry, Analytic - 1897 - 392 pages
...the triangle and write the equations of the sides in the normal form.) 99. Prove analytically that the lines joining the middle points of the opposite sides of a quadrilateral bisect each other. [ A.^/-"" L 100. Prove analytically that, if two medians of a triangle ( 11 * are equal, the triangle... | |
 | Webster Wells - Geometry - 1898 - 264 pages
...parallelogram whose perimeter is equal to the sum of the diagonals of the quadrilateral. (ยง 130.) 7. The lines joining the middle points of the opposite sides of a quadrilateral bisect each other. (Ex. 6, p. 220.) 8. The lines joining the middle points c ^* of the opposite sides of a quadrilateral... | |
 | Webster Wells - Geometry - 1898 - 284 pages
...the middle points of the opposite sides of a quadrilateral bisect each other. (Ex. 6, p. 220.) Q 8. The lines joining the middle points of the opposite sides of a quadrilateral bisect the line joining the middle points of the diagonals. (EKGL is a O, and its diagonals bisect each other.)... | |
 | Charles Austin Hobbs - Geometry, Plane - 1899 - 266 pages
...of any quadrilateral, taken in order, enclose a parallelogram. [HINT. Draw a diagonal.] 199. The two lines joining the middle points of the opposite sides of a quadrilateral bisect each other. 200. If from the vertices of a parallelogram equal distances are measured in succession on the four... | |
 | Webster Wells - Geometry - 1899 - 424 pages
...joining the middle points of the opposite sides of a quadrilateral bisect each other. (Ex. 6, p. 220.) 8. The lines joining the middle points of the opposite sides of a quadrilateral bisect the line joining the middle points of the diagonals. (EKGL is a EH, and its diagonals bisect each other.)... | |
 | Webster Wells - Geometry - 1899 - 450 pages
...joining the middle points of the opposite sides of a quadrilateral bisect each other. (Ex. 6, p. 220.) 8. The lines joining the middle points of the opposite sides of a quadrilateral bisect the line joining the middle points of the diagonals. (EKGL is an, and its diagonals bisect each other.)... | |
 | George Albert Wentworth - Geometry, Modern - 1899 - 272 pages
...right angles, the bisectors of the other two angles are parallel. Ex. 533. The two lines that join the middle points of the opposite sides of a quadrilateral bisect each other. Ex. 534. The line that joins the feet of the perpendiculars dropped from the extremities of the base... | |
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The lines joining the middle points of the opposite sides of a quadrilateral bisect each other. 
