Elementary Geometry: Practical and TheoreticalUniversity Press, 1903 - 355 Seiten |
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Seite ix
... Heights and distances How to copy a given rectilinear figure Symmetry Points , lines , surfaces , solids PART II . THEORETICAL GEOMETRY . Angles at a point Parallel straight lines Angles of a triangle . Angles of a polygon . Воок І ...
... Heights and distances How to copy a given rectilinear figure Symmetry Points , lines , surfaces , solids PART II . THEORETICAL GEOMETRY . Angles at a point Parallel straight lines Angles of a triangle . Angles of a polygon . Воок І ...
Seite 48
... HEIGHTS AND DISTANCES . If a man who is looking at a tower through a telescope holds the telescope horizontally , and then ... height of the spire ? Ex . 261. A torpedo boat passes at a distance 48 EXPERIMENTAL GEOMETRY Heights and distances.
... HEIGHTS AND DISTANCES . If a man who is looking at a tower through a telescope holds the telescope horizontally , and then ... height of the spire ? Ex . 261. A torpedo boat passes at a distance 48 EXPERIMENTAL GEOMETRY Heights and distances.
Seite 49
... height of Snowdon is 3560 feet . How far away is the Menai Bridge ? Ex . 263 . From a point A the top of a church tower is just visible over the roof of a house 50 feet high . If the distance from A to the foot of the tower is known to ...
... height of Snowdon is 3560 feet . How far away is the Menai Bridge ? Ex . 263 . From a point A the top of a church tower is just visible over the roof of a house 50 feet high . If the distance from A to the foot of the tower is known to ...
Seite 50
... height of the hill ( i ) as a decimal of a mile , ( ii ) in feet . How To COPY A GIVEN RECTILINEAR FIGURE . A rectilinear figure is a figure made up of straight lines . An exact copy of a given rectilinear figure may be made in various ...
... height of the hill ( i ) as a decimal of a mile , ( ii ) in feet . How To COPY A GIVEN RECTILINEAR FIGURE . A rectilinear figure is a figure made up of straight lines . An exact copy of a given rectilinear figure may be made in various ...
Seite 64
... height as James , and William is the same height as James ; therefore John is the same height as William . ] If equals be added to equals the sums are equal . [ If two boys each have five shillings and are each presented with another ...
... height as James , and William is the same height as James ; therefore John is the same height as William . ] If equals be added to equals the sums are equal . [ If two boys each have five shillings and are each presented with another ...
Andere Ausgaben - Alle anzeigen
Elementary Geometry: Practical and Theoretical Charles Godfrey,Arthur Warry Siddons Keine Leseprobe verfügbar - 2015 |
Elementary Geometry: Practical and Theoretical C. Godfrey,A. W. Siddons Keine Leseprobe verfügbar - 2020 |
Häufige Begriffe und Wortgruppen
AABC altitude base BC bisects Calculate centimetres centre chord circle of radius circumcentre circumcircle circumference circumscribed common tangent concyclic Constr Construct a triangle Construction Proof cyclic quadrilateral Data diagonal diameter distance divided Draw a circle Draw a straight equal circles equiangular equidistant equilateral triangle equivalent find a point Find the area fixed point Give a proof given circle given line given point given straight line hypotenuse inch paper inscribed intersect isosceles trapezium isosceles triangle LAOB LAPB locus of points Measure mid-point miles opposite sides parallelogram Plot the locus polygon produced protractor Q. E. D. Ex quadrilateral ABCD radii rect rectangle rectangle contained reflex angle Repeat Ex rhombus right angles right-angled triangle segment set square similar triangles subtends tangent THEOREM trapezium triangle ABC units of length vertex vertical angle
Beliebte Passagen
Seite 88 - If two triangles have two angles of the one equal to two angles of the other, each to each, and also one side of the one equal to the corresponding side of the other, the triangles are congruent.
Seite 269 - To describe an isosceles triangle, having each of the angles at the base double of the third angle.
Seite 206 - If a straight line be divided into any two parts, four times the rectangle contained by the whole line, and one of the parts, together with the square of the other part, is equal to the square of the straight line which is made up of the whole and that part.
Seite 342 - Pythagoras' theorem states that the square of the length of the hypotenuse of a right-angled triangle is equal to the sum of the squares of the lengths of the other two sides.
Seite 270 - If a straight line touch a circle, and from the point of contact a chord be drawn, the angles which this chord makes with the tangent are equal to the angles in the alternate segments.
Seite 186 - This sub-division shows that the square on the hypotenuse of the above right-angled triangle is equal to the sum of the squares on the sides containing the right angle.
Seite 206 - If a straight line be divided into two equal parts, and also into two unequal parts, the rectangle contained by the unequal parts, together with the square on the line between the points of section, is equal to the square on half the line.
Seite 136 - To draw a straight line through a given point parallel to a given straight line. Let A be the given point, and BC the given straight line.
Seite 214 - A point moves so that the sum of the squares of its distances from the points (0, 0), (1, 0) is constant.
Seite 123 - The difference between any two sides of a triangle is less than the third side.