Books Books
When a straight line cuts two other straight lines, if (i) a pair of alternate angles are equal, or (ii) a pair of corresponding angles are equal, or (iii) a pair of interior angles on the same side of the cutting line are together equal to two right...
Theoretical Geometry: Based on the Various Geometry Books by Godfrey and Siddons - Page vii
by Arthur Warry Siddons, Reginald Thomas Hughes - 1926 - 173 pages

## Statistics of Land-grant Colleges and Universities, Volume 3, Issues 31-44

United States. Office of Education - Agricultural colleges - 1915 - 1296 pages
...straight lines intersect, the vertically opposite angles are equal. Parallel straight lines. — When a straight line cuts two other straight lines, if...line are together equal to two right angles, then tha two straight lines are parallel; and the converse. Straight lines which are parallel to the same...

## Mathematics in the Lower and Middle Commercial and Industrial ..., Issues 34-42

Edson Homer Taylor - Mathematics - 1915 - 552 pages
...straight lines intersect, the vertically opposite angles are equal. Parallel straight lines. — When a straight line cuts two other straight lines, if...line are together equal to two right angles, then tha two straight lines are parallel; and the converse. Straight lines which are parallel to the same...

## Calendar

University of Allahabad - 1916 - 830 pages
...a pair of alternate angles are equal, or («») a pair of corresponding angles are equal, or (tït) a pair of interior angles on the same side of the...right angles, then the two straight lines are parallel ; and the converse. Straight lines which are parallel to the same straight line are parallel to one...

## Calendar

University of Allahabad - 1918 - 888 pages
...or at (it) a pair of corresponding angles are equal, or (iti) a pair of interior angles on the ssme side of the cutting line are together equal to two right angles, then the two straight lilies are parallel ; and the converse. Straight lines which are parallel to the same straight line...

## Conditions of Recognition, Classification, and Payment of Teachers in the ...

Teachers - 1923 - 264 pages
...straight lines intersect, the vertically opposite angles are equal. Parallel Straight Lines. — When a straight line cuts two other straight lines if —...right angles, then the two straight lines are parallel ; and the converse. Straight lines which are parallel to the same straight line are parallel to one...

Julius J. H. Hayn - Geometry, Plane - 1925 - 328 pages
...to indirect method. Exercises Group 27 70. Prop. XVIII. If two lines are cut by a third line, making a pair of interior angles on the same side of the cutting line supplementary, the two lines are parallel. 69. Prop. XVII. Two lines perpendicular to the same line...

## The Bombay University Calendar, Volume 1

University of Bombay - 1906 - 956 pages
...two straight lines intersect, the vertically opposite angles are equal. Parallel Straight Lines. When a straight line cuts two other straight lines, if...(ii) a pair of corresponding angles are equal, or (iii)a pair of interior angles on the same siue of the cutting line are together equal to two right...

## The Examination Statutes ... Together with the Regulations of the Boards of ...

University of Oxford - Universities and colleges - 1913 - 386 pages
...two straight lines intersect, the vertically opposite angles are equal. Parallel Straight Lines. When a straight line cuts two other straight lines, if...(ii) a pair of corresponding angles are equal, or (Hi) a pair of interior angles on the same side of the cutting line are together equal to two right...