British Encyclopedia: Or, Dictionary of Arts and Sciences, Comprising an Accurate and Popular View of the Present Improved State of Human Knowledge, Τόμος 12Mitchell, Ames, and White, 1821 |
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... than a conic section , v . gr . in order to describe a re- gular endecagon , or figure of eleven sides in a circle , it is required to de- scribe an isosceles triangle on a right line given , whose angles , at the base , SUR SUR.
... than a conic section , v . gr . in order to describe a re- gular endecagon , or figure of eleven sides in a circle , it is required to de- scribe an isosceles triangle on a right line given , whose angles , at the base , SUR SUR.
Σελίδα
... line given , whose angles , at the base , shall be quintuple to that at the ... right angles to AD , add the lengths of those parallels , say 70 and 90 ... line B AB . Now the triangle BEC being equal to the SURVEYING .
... line given , whose angles , at the base , shall be quintuple to that at the ... right angles to AD , add the lengths of those parallels , say 70 and 90 ... line B AB . Now the triangle BEC being equal to the SURVEYING .
Σελίδα
... right to the left of the figure , it would make it rectangu- lar , as shown by the dotted line : there- fore multiply the base DC , say 100 yards , by the altitude CE , say 80 yards , and the area will be found to contain 8,000 square ...
... right to the left of the figure , it would make it rectangu- lar , as shown by the dotted line : there- fore multiply the base DC , say 100 yards , by the altitude CE , say 80 yards , and the area will be found to contain 8,000 square ...
Σελίδα
... line on the paper , in the direction of the brass rule , from the exact centre of the plain - table , and notes down ... right angle , the more exactly will the distance be denoted . Hence a great extent of base line is to be prefer- red ...
... line on the paper , in the direction of the brass rule , from the exact centre of the plain - table , and notes down ... right angle , the more exactly will the distance be denoted . Hence a great extent of base line is to be prefer- red ...
Σελίδα
... right line , unless it be compelled to change its state by forces impressed ; and that the change of motion is proportional to the moving force impressed , and is made ac- cording to the right line in which that force is exerted ...
... right line , unless it be compelled to change its state by forces impressed ; and that the change of motion is proportional to the moving force impressed , and is made ac- cording to the right line in which that force is exerted ...
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