Elements of Geometry and Plane Trigonometry: With an Appendix, and Copious Notes and IllustrationsA. Constable & Company, 1817 - 432 Seiten |
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Seite 12
... angle, complementary angles, supplementary angles, vertical angle Overview The symbol for angle is . Terms Adjacent Angles Complementary Angles S two angles that share a common vertex and a common side but do R two angles whose measures ...
... angle, complementary angles, supplementary angles, vertical angle Overview The symbol for angle is . Terms Adjacent Angles Complementary Angles S two angles that share a common vertex and a common side but do R two angles whose measures ...
Seite 10
... vertical angle between the line of departure and a horizontal plane passing through the axis of the bore at the muzzle ( y ) . It is the angle of departure plus the angle of site . ( 9 ) Quadrant angle of elevation . - The vertical ...
... vertical angle between the line of departure and a horizontal plane passing through the axis of the bore at the muzzle ( y ) . It is the angle of departure plus the angle of site . ( 9 ) Quadrant angle of elevation . - The vertical ...
Seite 18
... vertical angle . For the triangles thus formed have two angles , and one side in each respectively = , .. the other sides and angles are respectively , viz . the segs . of base ... angles are , as one of them is to the external angle ( by 18.
... vertical angle . For the triangles thus formed have two angles , and one side in each respectively = , .. the other sides and angles are respectively , viz . the segs . of base ... angles are , as one of them is to the external angle ( by 18.
Seite 18
... angle BCG is ( 5 ) Ax . 1. equal to BCA ( 5 ) , which is absurd : neither of the sides BA and DE therefore is ... vertical angle . For in the triangles , ABD , CBD , the angles A and ADB are respectively equal to the angles C and CDB ( 1 ) ...
... angle BCG is ( 5 ) Ax . 1. equal to BCA ( 5 ) , which is absurd : neither of the sides BA and DE therefore is ... vertical angle . For in the triangles , ABD , CBD , the angles A and ADB are respectively equal to the angles C and CDB ( 1 ) ...
Seite 2-18
... vertical angle to azimuth mark 1 mean measured vertical angle to azimuth mark 1 correction to bring measured vertical angle to known vertical angle known vertical angle to azimuth mark 2 mean measured vertical angle to azimuth mark 2 ...
... vertical angle to azimuth mark 1 mean measured vertical angle to azimuth mark 1 correction to bring measured vertical angle to known vertical angle known vertical angle to azimuth mark 2 mean measured vertical angle to azimuth mark 2 ...
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Elements of Geometry, and Plane Trigonometry: With an Appendix, and Very ... University Professor Emeritus John Leslie, Sir Keine Leseprobe verfügbar - 2016 |
Häufige Begriffe und Wortgruppen
ABCD adjacent angle altitude angle ABC angle ADB angle BAC base AC bisect centre chord circle circumference consequently construction contained angle cosine decagon denote describe diameter difference distance diverging lines divided draw equal to BC equilateral triangle equivalent to twice evidently exterior angle given greater half Hence hypotenuse inscribed isosceles triangle join let fall likewise measure parallel perpendicular point G polygon PROB PROP Proposition quadrilateral figure quantities radius ratio rectangle rectangle contained rectilineal figure rhomboid right angles right-angled triangle Scholium segments semicircle semiperimeter side AC sides AB sine square of AC squares of AB straight line tangent THEOR tion triangle ABC twice the rectangle twice the square vertex vertical angle whence Wherefore
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Seite 30 - ... if a straight line, &c. QED PROPOSITION 29. — Theorem. If a straight line fall upon two parallel straight lines, it makes the alternate angles equal to one another ; and the exterior angle equal to the interior and opposite upon the same side ; and likewise the two interior angles upon the same side together equal to two right angles.
Seite 333 - The first of four magnitudes is said to have the same ratio to the second which the third has to the fourth, when any...
Seite 294 - If a straight line meets two straight lines, so as to " make the two interior angles on the same side of it taken " together less than two right angles...
Seite 10 - A diameter of a circle is a straight line drawn through the centre, and terminated both ways by the circumference.
Seite 137 - Componendo, by composition ; when there are four proportionals, and it is inferred that the first together with the second, is to the second, as the third together with the fourth, is to the fourth.
Seite 84 - The angle at the centre of a circle is double of the angle at the circumference upon the same base, that is, upon the same part of the circumference.
Seite 292 - Thus, for" example, he to whom the geometrical proposition, that the angles of a triangle are together equal to two right angles...
Seite 93 - UPON a given straight line to describe a segment of a circle containing an angle equal to a given rectilineal angle.
Seite 38 - All the interior angles of any rectilineal figure, together with four right angles, are equal to twice as many right angles as the figure has sides.
Seite 58 - The rectangle contained by the sum and difference of two straight lines is equivalent to the difference of the squares of these lines.