 | Seth Thayer Stewart - 1891 - 426 σελίδες
...In any triangle, if a line be drawn from the vertex at right angles to the base, the difference of the squares of the sides is equal to the difference of the squares of the segments of the base. 93. The squares of the diagonals of a parallelogram are together equivalent to... | |
 | Edward Brooks - 1901 - 278 σελίδες
...parallelogram. 18. In any triangle, if a perpendicular is drawn from the vortex to the base, the difference of the squares of the sides is equal to the difference of the squares of the segments of the base. 19. If one side of a right triangle is double the other, the perpendicular from... | |
 | Robert Louis Short, William Harris Elson - 1911 - 216 σελίδες
...EXERCISE 68 1. In any triangle, if a perpendicular is drawn from the vertex to the base, the difference of the squares of the sides is equal to the difference of the squares of the segments of the base. 2. In any triangle, if an altitude is drawn, the ratio of the sum of the sides... | |
 | McGill University - 1868 - 402 σελίδες
...sides. a. If a perpendicular be let full from the vertex of a triangle on the base, the difference of the squares of the sides is equal to the difference of the squares of the segments of the base. 2. Construct a square equal to a given rectilineal figure. 3. The angle in a... | |
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In any triangle, if a line be drawn from the vertex at right angles to the base; the difference of the squares of the sides is equal to the difference of the squares of the segments of the base. 
