Søk Bilder Maps Play YouTube Nyheter Gmail Disk Mer »
Logg på
Bøker Bok
" An angle at the circumference of a circle is measured by half the arc that subtends it. Let BAC be an angle at the circumference : it has for its measure half the arc "BC, which subtends it. "
An Introduction to the Theory and Practice of Plain and Spherical ... - Side 31
av Thomas Keith - 1826 - 442 sider
Uten tilgangsbegrensning - Om denne boken

An Introduction to the Theory and Practice of Plane and Spherical ...

Thomas Keith - 1810 - 478 sider
...parallel to FB, that is, perpendicular to Er, then will the arc Ej be equal to the arc ED ; and since cai angle, at the circumference of a circle is measured by half the arc on which it stands, the angle ECD will be equal to the angle //DE, or which is the same thing, equal to the angle ABE,...
Uten tilgangsbegrensning - Om denne boken

Tracts on Mathematical and Philosophical Subjects: Comprising Among Numerous ...

Charles Hutton - 1812 - 514 sider
...; a will be the sine of half that arc, or the sine of the angle to the radius r, since an angle in the circumference of a circle is measured by half the arc on which it stands ; now it is well known that the said half arc % is equal to a + 2-37 + iSp + drS^ &c ; and - 3iU159r...
Uten tilgangsbegrensning - Om denne boken

A Course of Mathematics: For the Use of Academies as Well as Private Tuition

Charles Hutton - 1812 - 620 sider
...right angle must have for it$ measure a quarter of the circumference, or 90 degrees. THEOREM XLIX. An Angle at the Circumference of a Circle, is measured by Half the Arc that subtends it. AE •• . Let it AC be an angle at the circumference ; it has for its measure,...
Uten tilgangsbegrensning - Om denne boken

A Course of Mathematics: In Two Volumes. For the Use of Academies ..., Volum 1

Charles Hutton - 1818 - 646 sider
...right angle must !uve for its measure a quarter of the circumference, or 90 degrees. THEOREM XLIXAN Angle at the Circumference of a Circle, is measured by Half the Arc that subtends it. Let BAC be an angle at the circumference ! J> A. B it has for its measure, halt the...
Uten tilgangsbegrensning - Om denne boken

A Course of Mathematics: For the Use of Academies, as Well as Private ...

Charles Hutton - 1822 - 616 sider
...right angle must have for its measure a quarter of the circumference, or 90 degrees. THEOREM XLIX. AN Angle at the Circumference of a Circle, is measured by Half the Arc that subtends it. k Let BAC be an angle at the circumference ; it has for its measure, half the arc...
Uten tilgangsbegrensning - Om denne boken

An introduction to the theory ... of plane and spherical trigonometry ...

Thomas Keith - 1839 - 498 sider
...parallel to FB, that is, perpendicular to EC, then will the arc Erf be equal to the arc ED ; and since an angle at the circumference of a circle is measured by half the arc on which it stands (20 Euclid III), the angle ECD will be equal to the angle <£DE, or, which is the same thing, equal...
Uten tilgangsbegrensning - Om denne boken

First Lessons in Geometry: With Practical Applications in Mensuration, and ...

Charles Davies - 1840 - 264 sider
...Thus, the angle ACB is measured by the degrees in the arc AEB, and is subtended by the arc AEB. 16. An angle at the circumference of a circle, is measured by half the arc which subtends it. Thus, the angle BAD is measured by half the one BD. Hence, it follows, that when...
Uten tilgangsbegrensning - Om denne boken

An Encyclopædia of Architecture: Historical, Theoretical, and Practical

Joseph Gwilt - 1842 - 1114 sider
...half the arc TGD, since these two halves of arcs make up half the circumference. B 918. PKOP. XLII. An angle at the circumference of a circle is measured by half the arc by which it is subtended. Let CTD (fig. 274.) be the angle at the circumference; it has for its measure...
Uten tilgangsbegrensning - Om denne boken

A system of practical mathematics; being no.xvi. of a new series of school-books

Scottish school-book assoc - 1845 - 444 sider
...the same segment of a circle, or the angles standing on equal arcs, are equal to each other. Cor. 2. An angle at the circumference of a circle is measured by half the arc on which it stands. For by the proposition it is half the angle at the centre, and the angle at the centre is measured...
Uten tilgangsbegrensning - Om denne boken

Elements of Drawing and Mensuration Applied to the Mechanic Arts: A Book for ...

Charles Davies - 1846 - 254 sider
...in the are AEB, and is subtended by the arc AEB. 16. What measures an angle at the circumference ? An angle at the circumference of a circle, is measured by half the arc which subtends it. Thus, the angle BAD is measured by half the arc BD. Hence, it follows, that when...
Uten tilgangsbegrensning - Om denne boken




  1. Mitt bibliotek
  2. Hjelp
  3. Avansert boksøk
  4. Last ned ePub
  5. Last ned PDF