| John Playfair - 1836 - 114 sider
...Therefore, in any plane triangle, &c. QED PROP. V. In any triangle, twice the rectangle contained by **any two sides is to the difference of the sum of the squares of** these two sides, and the square of the base, as the radius is to the co-sine of the angle included... | |
| Olinthus Gilbert Gregory - 1848 - 80 sider
...difference of the segments of the base made by a perpendicular let fall from the vertical angle. XVIII. **In any plane triangle it will be, as twice the rectangle...sides and the square of the base, so is the radius to** tbe cosine of the angle contained bv the two sides. Cor. When unity is assumed as radius, then if AC,... | |
| 1863
...difference of the segments of the base made by a perpendicular let fall from the vertical angle. IS. **In any plane triangle it will be, as twice the rectangle...two sides, is to the difference of the sum of the** of those two sides and the square of the base, so isto the cosine of the angle contained by the two... | |
| William Findlay Shunk - 1880 - 318 sider
...segments of the base made by a perpendicular let fall from the vertical angle. 6. In any plane triangle, **as twice the rectangle under any two sides is to the...the cosine of the angle contained by the two sides.** VII. SOLUTION OF PLANE TRIANGLES. 1. It is usually, though not always, best to work the proportions... | |
| William Findlay Shunk - 1890 - 339 sider
...segments of the base made by a perpendicular let fall from the vertical angle. 6. In any plane trianr/le, **as twice the rectangle under any two sides is to the...radius to the cosine of the angle contained by the two** side«. VII. SOLUTION OF PLANE TRIANGLES. 1. It is usually, though not always, best to work the proportions... | |
| William Findlay Shunk - 1890 - 339 sider
...vertieal angle. 0. 1n ang plane triangle, as twiee the reetangle under any two sides is to the differenee **of the sum of the squares of those two sides and the square of the base, so is the radius to the** eosine of the angle eontained by the two sides. VH. 8OLCT1ON OF PLANE TR1ANGLE8. 1. 1t is usually,... | |
| William Findlay Shunk - 1908 - 345 sider
...segments of the base made by a perpendicular let fall from the vertical angle. 6. In any plane triangle, **as twice the rectangle under any two sides is to the...the cosine of the angle contained by the two sides.** V11. SOLUTION OF PLANE TRIANGLES. 1. It is usually, though not always, best to work the proportions... | |
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