Pure Mathematics, Volumen11874 |
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Resultados 1-5 de 32
Página 102
... ( Const . ) , and AF is common to the two triangles DAF , EAF ; The two sides DA , AF are equal to the two sides EA , AF , each to each ; And the base DF is equal to the base EF ( Const . ) ; Therefore the angle DAF is equal to the ...
... ( Const . ) , and AF is common to the two triangles DAF , EAF ; The two sides DA , AF are equal to the two sides EA , AF , each to each ; And the base DF is equal to the base EF ( Const . ) ; Therefore the angle DAF is equal to the ...
Página 103
... ( Const . ) , and CD common to the two triangles ACD , BCD ; The two sides AC , CD are equal to the two sides BC , CD , each to each ; And the angle ACD is equal to the angle BCD ( Const . ) ; Therefore the base AD is equal to the base DB ...
... ( Const . ) , and CD common to the two triangles ACD , BCD ; The two sides AC , CD are equal to the two sides BC , CD , each to each ; And the angle ACD is equal to the angle BCD ( Const . ) ; Therefore the base AD is equal to the base DB ...
Página 104
... ( I. 10 ) . Join CF , CH , CG . Then CH shall be perpendicular to AB . PROOF . - Because FH is equal to HG ( Const . ) , and HC common to the two triangles FHC , GHC ; The two sides FH , HC are equal to the 104 GEOMETRY .
... ( I. 10 ) . Join CF , CH , CG . Then CH shall be perpendicular to AB . PROOF . - Because FH is equal to HG ( Const . ) , and HC common to the two triangles FHC , GHC ; The two sides FH , HC are equal to the 104 GEOMETRY .
Página 108
... ( Const . ) , AE , EB are equal to CE , EF , each to each ; And the angle AEB is equal to the angle CEF , because they are opposite vertical angles ( I. 15 ) . Therefore the base AB is equal to the base CF ( I. 4 ) ; And the triangle AEB ...
... ( Const . ) , AE , EB are equal to CE , EF , each to each ; And the angle AEB is equal to the angle CEF , because they are opposite vertical angles ( I. 15 ) . Therefore the base AB is equal to the base CF ( I. 4 ) ; And the triangle AEB ...
Página 112
... ( Const . ) ; Therefore FK is equal to A ( Ax . 1 ) . Again , because the point G is the centre of the circle HLK , GH is equal to GK ( Def . 15 ) . But GH is equal to C ( Const . ) ; Therefore GK is equal to C ( Ax . 1 ) , And FG is ...
... ( Const . ) ; Therefore FK is equal to A ( Ax . 1 ) . Again , because the point G is the centre of the circle HLK , GH is equal to GK ( Def . 15 ) . But GH is equal to C ( Const . ) ; Therefore GK is equal to C ( Ax . 1 ) , And FG is ...
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Términos y frases comunes
a²b a²b² ab² ab³ ABCD algebraical angle ABC angle BAC angle BCD base BC BC is equal bisect brackets cent centim centre circle ABC circumference coefficient common Const cosec cube root decimal figures denominator divided divisor draw equation expression exterior angle factor Find the value fraction given straight line gnomon gram greater Hence integer join kilom less Let ABC logarithm metres miles millig Multiply opposite angles parallel parallelogram perpendicular PROOF.-Because Q. E. D. Proposition quotient ratio rectangle contained remainder right angles segment sides sin² sine square on AC square root subtraction touches the circle triangle ABC twice the rectangle x²y² x³y xy³
Pasajes populares
Página 272 - The angles in the same segment of a circle are equal to one another.
Página 103 - When a straight line standing on another straight line makes the adjacent angles equal to one another, each of the angles is called a right angle; and the straight line which stands on the other is called a perpendicular to it.
Página 233 - If there be two straight lines, one of which is divided into any number of parts, the rectangle contained by the two straight lines is equal to the rectangles contained by the undivided line, and the several parts of the divided line. Let A and BC be two straight lines, and let BC be divided into any...
Página 112 - IF two triangles have two sides of the one equal to two sides of the...
Página 128 - To a given straight line to apply a parallelogram, which shall be equal to a given triangle, and have one of its angles equal to a given rectilineal angle.
Página 119 - If a side of any triangle be produced, the exterior angle is equal to the two interior and opposite angles; and the three interior angles of every triangle are together equal to two right angles.
Página 113 - ... equal angles in each ; then shall the other sides be equal, each to each ; and also the third angle of the one to the third angle of the other.
Página 273 - The opposite angles of any quadrilateral figure inscribed in a circle, are together equal to two right angles.
Página 281 - The angle in a semicircle is a right angle ; the angle in a segment greater than a semicircle is less than a right angle ; and the angle in a segment less than a semicircle is greater than a right angle.
Página 121 - THE straight lines which join the extremities of two equal and parallel straight lines, towards the same parts, are also themselves equal and parallel.