Trigonometry: Plane and Spherical; with the Construction and Application of Logarithms. By Thomas Simpson, F.R.S. |
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Resultat 1-5 av 5
Side 4
Any part AB of the periphery of the circle is called an arch , and is faid to be the
measure of the angle ACB at - the center , which it subtends . f Ng Note , The
degrees , minutes , seconds , & c . contained in any arch , or angle , are wrote in
this ...
Any part AB of the periphery of the circle is called an arch , and is faid to be the
measure of the angle ACB at - the center , which it subtends . f Ng Note , The
degrees , minutes , seconds , & c . contained in any arch , or angle , are wrote in
this ...
Side 11
... fum of AB and BC :: their dif . : dift . DG of the perp . 6 from the middle of the
bale ; whence , AD being also known , the angle A will be found by Cafe 2. of
right - angles . Note , Note , The 2d and 3d cases are ambiguous , Plane
Trigonometry .
... fum of AB and BC :: their dif . : dift . DG of the perp . 6 from the middle of the
bale ; whence , AD being also known , the angle A will be found by Cafe 2. of
right - angles . Note , Note , The 2d and 3d cases are ambiguous , Plane
Trigonometry .
Side 15
... is equal to the fine of another arch , as much below 60 ° , together with the fine
of its excess above 60 " . * Note ... die OC notes a fourtb - proportional to OC , Om
and CF ; but , arithmetically , it signifies the quantity arising by dividing the ...
... is equal to the fine of another arch , as much below 60 ° , together with the fine
of its excess above 60 " . * Note ... die OC notes a fourtb - proportional to OC , Om
and CF ; but , arithmetically , it signifies the quantity arising by dividing the ...
Side 36
Notes gle A opposite the other This case is ambiguous when BC is to one of them
less than AC ; , since it cannot be determined from the data whether B be acute or
obtuse . Two fides AC , The included Upon AB produced ( if need be ) let BC ...
Notes gle A opposite the other This case is ambiguous when BC is to one of them
less than AC ; , since it cannot be determined from the data whether B be acute or
obtuse . Two fides AC , The included Upon AB produced ( if need be ) let BC ...
Side 50
c . 25973 ift rem . 134 6th.rem . . th rem . 1 Note , Note , The logarithms found
according to this method , 50.
c . 25973 ift rem . 134 6th.rem . . th rem . 1 Note , Note , The logarithms found
according to this method , 50.
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Vanlige uttrykk og setninger
added alſo appears arch balf baſe becauſe called caſe chord circle co-f co-fine AC co-tang common complement conſequently COROL COROLLARY demonſtrated determine diameter difference divided drawn Edition equal equal to half evident exceſs extremes fame fides fine fines firſt follows given gives gles great-circles greater half the difference half the ſum Hence hyperbolic logarithm hypothenuſe known laſt logarithm manifeſt meeting method minute Moreover natural Note oppoſite parallel perpendicular plane triangle ABC preceding PROP proportion propoſed radius reſpectively ſame ſecant ſee ſeries ſhall ſides ſince ſine ſum ſuppoſed tang tangent of half Tbeor Theor THEOREM thereof theſe thoſe unity verſed vertical angle whence