| Edward Riddle - 1824
...angles, are called supplements of each other. Cor. 5. The difference between an arc and a quadrant, or **between an angle and a right angle, is called the complement of** the arc or the angle. Cor. 6. The sine of an arc is a perpendicular let fall from one of its extremities... | |
| Euclid, John Davidson - 1835 - 513 pages
...which it is the sine, versed sine, tangent and secant, may be found. IX. The difference between any **angle and a right angle, is called the complement of that angle. Thus,** if BH be drawn perpendicular to AB, the angle CBH will be the complement of the acute angle ABC, or... | |
| Robert Simson, Euclid - Mathematics, Greek - 1835 - 513 pages
...which it is the sine, versed sine, tangent and secant, may be found. IX. The difference between any **angle and a right angle, is called the complement of that angle. Thus,** if BH be drawn perpendicular to AB, the angle CBH will be the complement of the acute angle ABC, or... | |
| Euclid - 1837 - 390 pages
...proportional to the arcs on which they stand. 4. The difference between nn arc and a quadrant, or' **between an angle and a right angle, is called the complement of that** arc or angle. 5. The straight line drawn from one extremity of an arc, perpendicular to the diameter... | |
| John Joseph Griffin - Science - 1841 - 469 pages
...the diagram is divided by the diameters Qq and ( '<• into the four quadrants Qoc, coq, qo<7, CbQ. **41. An arc is part of a circle separated from the...Qe is the complement of the arc ec, and conversely** cc is the complement of the arc eQ. Again, the angle woq is the complement of the angle woe, and conversely,... | |
| John Joseph Griffin - Crystallography - 1841 - 469 pages
...two legs of an angle, or otherwise. The following arcs are shown in the diagram : Arcs of 30°. WC CE **42. The difference between an arc and a quadrant,...called the complement of that angle. — Thus, the arc** Q<? is the complement of the arc ec, and conversely ec is the complement of the arc eQ. Again, the... | |
| Thomas Hill - Geometry - 1863 - 136 pages
...angle, as DOE is. A right angle is a difference of direction half as great as oppositeness of direction. **The difference between an angle and a right angle is called the complement of** the angle. The difference between an angle and two right angles is called the supplement of the angle.... | |
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