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 Bøker Bok 1–3 av 3 på A chord, or fubtenfe, is a right line drawn from one extremity of an arch to the...
A chord, or fubtenfe, is a right line drawn from one extremity of an arch to the other ; thus B £ is the chord or fubterife of the arch BAE, orBDE.
Trigonometry, Plane and Spherical: With the Construction and Application of ... - Side 4
av Thomas Simpson - 1799 - 79 sider
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## A Treatise of Algebra: Wherein the Principles are Demonstrated and Applied ...

Thomas Simpson - 1800 - 400 sider
...the number of degrees and minutes, &V. it contains. 3. The difference of any arch from 90 degrees, or a quadrant, is called its complement, and its difference from 1 80 degrees, or a femicircle, its fupplement. 4'. A chord, or fubtenfe, is a right line drawn from one...
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## Pocket Encyclopedia: Or, A Dictionary of Arts, Sciences, and Polite ..., Volum 4

Edward Augustus Kendall - 1811
...thirty-four degrees, twenty-eight minutes, and fifty seconds. .. <• •. The difference of an arc from 90°, or a quadrant, is called its complement ; and its difference from 180°, its supplement: thus in plate Miscel. fig. S3, the arc AB, is the complement IIB : but All w...
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## A Treatise on Practical Surveying: Which is Demonstrated from Its First ...

Robert Gibson - 1818 - 478 sider
...the periphery, is calledlan arch ; and is the measure of the angle at the centre, which it subtends. 4. The difference of any arch from 90°. or a quadrant, is called the complement of that arch, and its difference from 180°, or a semi-circle, is called its supplement....
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