Books Books
An equilateral triangle is that which has three equal sides : 25. An isosceles triangle is that which has two sides equal : 26. A scalene triangle is that which has three unequal sides : 27.
Euclid, books i. & ii., with notes, examples, and explanations, by a late ... - Page 3
by Euclides - 1879

## Mathematics: Compiled from the Best Authors and Intended to be the ..., Volume 1

Mathematics - 1801 - 446 pages
...sides and angles. 24. An equilateral triangle is that, whose three sides are equal. 2|f. An iso-'ce/fi triangle is that, which has two sides equal. 26. A scalene triangle is that, whose three sides are all unequal. 47. A right-angled triangle U that, Xvhich has one right angle....

## A Course of Mathematics ...: Composed for the Use of the Royal Military ...

Charles Hutton - Mathematics - 1811 - 406 pages
...relations of its sides and angles, 2*. An Equilateral Triangle is that whose three sides are all equal. 25. An Isosceles Triangle is that which has two sides equal. " 26. A Scalene Triangle is that whose three sides are all unequal. 27. A Right-angled Triangle is that which has one right-angle. ,...

## Pantologia. A new (cabinet) cyclopędia, by J.M. Good, O. Gregory ..., Volume 5

John Mason Good - 1813 - 714 pages
...which has three f.qual sides. 25. An isosceles triangle, is that which has only two sides equal. S6. -A scalene triangle, is that which has three Unequal sides. 27. A right angled triangle, is that which bas a right angl«. 28. An obtuse angled triangle, is that which...

## The Elements of Euclid; viz. the first six books, together with the eleventh ...

Euclides - 1814 - 560 pages
...four straight Hnes. XXIII. Multilateral figures, or polygons, by more than four straight lines. XXIV. Of three-sided figures, an equilateral triangle is that which has three equal sides. An isosceles triangle is that which has only two sides equal xxy. B2 BOoB I. XXVI. A scalene triangle,...

## A Course of Mathematics: In Two Volumes : for the Use of Academies ..., Volume 1

Charles Hutton - Mathematics - 1816 - 610 pages
...relations of its sides and angles. 24 An Equilateral Triangle is that whose three sides are all equal. 25. An Isosceles Triangle is that which has two sides equal. 26. A _j 26. A Scalene Triangle is that whose three sides are all unequal. 27. A Right-angled Triangle is...

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

Charles Hutton - Mathematics - 1822 - 616 pages
...relations of its sides and angles. 24. An Equilateral Triangle is that whose three sides are all equal. 25. An Isosceles Triangle is that which has two sides equal. 26. A 277 26. A Scalaoe Triangle is that whose three sides are all unequal. 27. A Right-angled Triangle is...

## A Popular Course of Pure and Mixed Mathematics ...: With Tables of ...

Peter Nicholson - Mathematics - 1825 - 1046 pages
...Quadrilateral, by four straight lines. 23. Multilateral figures, or polygons, by more than four straight lines. 24. Of three-sided figures, an equilateral triangle...sides. 25. An isosceles triangle is that which has only two sides equal. 26. A scalene triangle, is that which 'has three unequal sides. 27. A right-angled...

## The Elements of Euclid: The Errors by which Theon, Or Others, Have Long ...

Robert Simson - Trigonometry - 1827 - 546 pages
...straight lines. XXIII. Multilateral figures, or polygons, by more than four straight lines. . XXIV. Of three-sided figures, an equilateral triangle is that which has three equal sides.- • XXV. An isosceles triangle is that which has only two sides equal. - AAZI XXVI. A scalene triangle,...