Books Books
Any two sides of a triangle are together greater than the third side.
Euclid's Elements of Geometry - Page 59
edited by - 1893 - 504 pages

## Field and Colliery Surveying: A Primer Designed for the Use of Students of ...

Thomas Aloysius O'Donahue - Mine surveying - 1911 - 288 pages
...is, as 12 is to 8. As BC equals 10, EF equals T % of 10 = 6|, and as CA = 8, FD = ^ of 8 = 5 J. X. Any two sides of a triangle are together greater than the third side. XL Parallelograms upon the same base or upon equal bases, 8 C Fio. 41. and between the same parallel,...

## Annual Report of the Department of Education of the Province of ..., Volume 5

Alberta. Department of Education - Education - 1911 - 226 pages
..."Indirect Method of Proof" and illustrate it fully by reference to a proposition in Book I. 8 2. (a) Any two sides of a triangle are together greater than the third side. 20 — I. 6 (b) The sum of the distances of any point from the three angular points of a triangle is...

## Elementary Trigonometry

William Ernst Paterson - Logarithms - 1911 - 262 pages
...one side be produced the exterior angle equals the sum of the two interior opposite angles. Prop. 7. Any two sides of a triangle are together greater than the third. Prop. 8. Two triangles are congruent (ie are equal in every respect) if they have — (a) two sidea...

## Report of the Secretary for Public Instruction ..., Volume 36

Queensland. Department of Public Instruction - Education - 1912 - 234 pages
...formed by two intersecting straight lines are two straight lines at right angles to one another. 3. Any two sides of a triangle are together greater than the third side. 4. P is a moving point on a fixed line A15 : O is a fixed point outside the lino. P is joined to O,...

## Essays on Mathematical Education

George St. Lawrence Carson - Mathematics - 1913 - 154 pages
...of a science may not be a postulate in another. In Euclid's development of geometry, the statement that any two sides of a triangle are together greater than the third side is not a postulate, because it is deduced from other statements (postulates) which are avowedly assumed...

## Report of the Examinations Conducted by the Council of Higher Education ...

Newfoundland Council of Higher Education - 1913 - 228 pages
...of a quadrilateral bisect each other, prove that the quadrilateral is a parallelogram. (15) 2. Prove that any two sides of a triangle are together greater than the third side. Show that the diagonals of a quadrilateral are together less than the perimeter of the quadrilateral,...

## Report of the Secretary for Public Instruction ...

Queensland. Department of Public Instruction - Education - 1913 - 274 pages
...AC, AE are the perpendiculars from A upon these bisectors. Prove that CE is parallel to BD. 3. Prove that any two sides of a triangle are together greater than the third. 4. Two fixed points P and Q are taken, and AB is an unlimited straight line in the same plane as P...

## Journal of Education

Education - 1914 - 914 pages
...were hunting Uie wild beasts on horseback. GEOMETRY.— X. • 9 to 11 am, Friday, 25 June, 1915. 1. Any two sides of a triangle are together greater than the third side. 2. Two right-angled triangles which have their hypotenuses equal, and one side of the one equal to...