Geometry for schools, comprising books i. and ii. of Euclid, with some additions and numerous exercises, by A.J.G. BarclayOliver & Boyd, 1883 - 96 sider |
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Side 4
... perpendicular to , or , at right angles to . greater than . less than . is , or are , equal to . + indicates sum of . Q.E.F. is for " Quod erat faciendum , " and indicates that a problem has been effected . Q.E.D. is for " Quod erat ...
... perpendicular to , or , at right angles to . greater than . less than . is , or are , equal to . + indicates sum of . Q.E.F. is for " Quod erat faciendum , " and indicates that a problem has been effected . Q.E.D. is for " Quod erat ...
Side 20
... perpendicular to a given straight . line can be drawn from a point in the same . 21. To draw a straight line at right angles to a given straight line from its middle point ; also from its extremity . 22. In a given straight line to find ...
... perpendicular to a given straight . line can be drawn from a point in the same . 21. To draw a straight line at right angles to a given straight line from its middle point ; also from its extremity . 22. In a given straight line to find ...
Side 21
... perpendicular . 25. Given two points on opposite sides of a straight line , and at unequal distances from it , to draw from these points two straight lines to meet in the given straight line , and include an angle bisected by the given ...
... perpendicular . 25. Given two points on opposite sides of a straight line , and at unequal distances from it , to draw from these points two straight lines to meet in the given straight line , and include an angle bisected by the given ...
Side 23
... the one meant when the reference is simply to the angle made by two lines . 32. To prove that there is only one perpendicular to a straight line from a point outside of it . PROP . 15. THEOR . If two straight lines cut GEOMETRY . 23.
... the one meant when the reference is simply to the angle made by two lines . 32. To prove that there is only one perpendicular to a straight line from a point outside of it . PROP . 15. THEOR . If two straight lines cut GEOMETRY . 23.
Side 25
... perpendicular from the vertex on the base must fall within the triangle . 38. If one of the angles at the base of a triangle is an obtuse angle , the perpendicular from the vertex on the base must fall without the triangle , towards the ...
... perpendicular from the vertex on the base must fall within the triangle . 38. If one of the angles at the base of a triangle is an obtuse angle , the perpendicular from the vertex on the base must fall without the triangle , towards the ...
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Geometry For Schools, Comprising Books I. And Ii. Of Euclid, With Some ... Euclides Ingen forhåndsvisning - 2019 |
Geometry For Schools, Comprising Books I. And Ii. Of Euclid, With Some ... Euclides Ingen forhåndsvisning - 2019 |
Almindelige termer og sætninger
AC² angle contained angles equal angular points Atlas base BC BC² bisect Boyd's School Carefully Revised centre Coloured Maps cons construct a triangle diagonals Dr Douglas's Dr Reid's Edinburgh Academy Euclid Exercises exterior angle figure has sides find a point four right angles full-coloured Maps George Watson's College given line given point given straight line given triangle hypotenuse interior isosceles triangle late Head Master Lawson's LL.D middle points Modern Geography Oliver and Boyd's opposite angles opposite sides Outline of Sacred parallelogram perpendicular Physical Geography point in CD polygon produced PROP proposition prove quadrilateral Questions for Examination rect rectangle contained reflex angle regular polygon Reid's Elements rhombus right-angled triangle Rudiments of Modern Sacred Geography showing Recent sides equal square St Mark's College Text-Book THEOR trapezium triangles ABC vertex WILLIAM LAWSON
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Side 12 - Notions 1. Things which are equal to the same thing are also equal to one another. 2. If equals be added to equals, the wholes are equal. 3. If equals be subtracted from equals, the remainders are equal. 4. Things which coincide with one another are equal to one another.
Side 75 - Watts' Catechism of Scripture History, and of the Condition of the Jews from the Close of the Old Testament to the Time of Christ. With INTRODUCTION by WK TWEEDIE, DD 2s.
Side 81 - Critical Remarks, in which the various Methods of Pronouncing employed by different Authors are investigated and compared with each other.
Side 13 - 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...
Side 73 - A DICTIONARY of the ENGLISH LANGUAGE, CONTAINING THE PRONUNCIATION, ETYMOLOGY, AND EXPLANATION OF ALL WORDS AUTHORIZED BY EMINENT WRITERS ; To which are added, a Vocabulary of the Roots of English Words, and an Accented Lat of Greek, Latin, and Scripture Proper Names.
Side 46 - THE angles at the base of an isosceles triangle are equal to one another : and, if the equal sides be produced, the angles upon the other side of the base shall be equal.
Side 74 - A carefully compiled history for the use of schools. The writer has consulted the more recent authorities: his opinions are liberal, and on the whole just and impartial : the succession of events is developed with clearness, and with more of that picturesque effect which so delights the young than is common in historical abstracts.