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الكتب الكتب 1 - 10 من 86 فيIf the vertical angle of a triangle be bisected by a straight line which also cuts....
" If the vertical angle of a triangle be bisected by a straight line which also cuts the base, the rectangle contained by the sides of the triangle is equal to the rectangle contained by the segments of the base, together with the square on the straight... "
Euclid's Elements of geometry [book 1-6, 11,12] with explanatory notes ... - الصفحة 60
المحررون: - 1845
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Elements of Geometry: Containing the First Six Books of Euclid, with a ...

John Playfair - 1806 - عدد الصفحات: 311
...a triangle be bisected by a straight line, which likewise cuts the base, the rectangle contained by the sides of the triangle is equal to the rectangle contained by the segments of the base, together with the square of the straight line bisecting the angle. Let ABC...
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The Elements of Euclid: Viz. the First Six Books, Together with the Eleventh ...

Euclid, Robert Simson - 1806 - عدد الصفحات: 518
...triangle be bisected by a straight line, which likewise cuts the base ; the rectangle contained by the sides of the triangle is equal to the rectangle contained by the segments of the base, together with the square of the straight line bisecting the angle. Let ABC...
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Pantologia. A new (cabinet) cyclopædia, by J.M. Good, O. Gregory, and N ...

John Mason Good, Olinthus Gilbert Gregory - 1813
...triangle be bisected by a straight line, which likewise cuts the base ; the rectangle contained by the sides of the triangle is equal to the rectangle contained by the segments of the base, together with the square of the straight line bisecting the angle. Prop....
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The Elements of Euclid: Viz. the First Six Books, Together with the Eleventh ...

Euclides - 1816 - عدد الصفحات: 528
...a triangle be bisected by a straight line whieh likewise cuts, the base; the rectangle contained by the sides of the triangle is equal to the rectangle contained by the segments of the base, together with the square of the straight line, bisecting the angle. Let ABC...
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Geometrical Problems Deducible from the First Six Books of Euclid, Arranged ...

Miles Bland - 1819 - عدد الصفحات: 377
...DA, DB be drawn ; and to C any point in the circumference between them, let a tangent ECFbe drawn. The sum of the sides of the triangle is equal to the two tangents DA and DB. Since AE = EC, and FC—FB, .. DE, EF, FD together are equal to AD and DB together....
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Geometrical Problems Deducible from the First Six Books of Euclid: Arranged ...

Miles Bland - 1819 - عدد الصفحات: 377
...DA, DB be drawn ; and to C any point in the circumference between them, let a tangent ECFbe drawn. The sum of the sides of the triangle is equal to the two tangents DA and DB. Since AE = EC, and FC=FB, .-. DE, EF, FD together are equal to AD and DB together....
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A Supplement to the Elements of Euclid

Daniel Cresswell - 1819 - عدد الصفحات: 410
...angle of a triangle a straight line be drawn perpendicular to the base, the rectangle contained by the sides of the triangle, is equal to the rectangle contained by the perpendicular and the diameter of the circle described about the triangle. Let ABC be a A , and...
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Elements of Geometry: Containing the First Six Books of Euclid, with a ...

John Playfair - 1819 - عدد الصفحات: 333
...angle of a triangle a straight line be 'drawn perpendicular to the base ; the rectangle contained by the sides of the triangle is equal to the rectangle contained by the perpendicular, and the diameter of the circle described about the triangle. Let ABC be a triangle,...
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A Popular Course of Pure and Mixed Mathematics ...: With Tables of ...

Peter Nicholson - 1825 - عدد الصفحات: 372
...ansie of a triangle a straight line be drawn perpendicular to the base ; the rectangle contained by the sides of the triangle is equal to the rectangle contained by the perpendicular and the diameter ofutt circle described about the triangH Let ABC be a triangle,...
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The Elements of Euclid: The Errors by which Theon, Or Others, Have Long ...

Robert Simson - 1827 - عدد الصفحات: 513
...of a triangle a straight line be drawn See N. perpendicular to the base ; the rectangle contained by the sides of the triangle is equal to the rectangle contained by the perpendicular and the diameter of the circle described about the triangle. Let ABC be a triangle,...
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