Books Books
If a straight line fall upon two parallel straight lines, it makes the alternate angles equal to one another...
The Elements of Euclid; viz. the first six books, together with the eleventh ... - Page 22
by Euclides - 1834

## Orr's Circle of the Sciences: The mathematical sciences

...straight lines (AB, CD) male the exterior angle (EGB) equal to the interior and opposite angle (GHD) upon the same side of the line; or make the interior angles (BGH, GHD) upon the same side together equal to tico right angles; the two straight lines (AB, CD)...

## The Elements of geometry; or, The first six books, with the eleventh and ...

Euclides - 1855
...these two straight lines are parallel. PROP. XXVm. THEOREM. If a straight line faUing upon two oiher straight lines, make the exterior angle equal to the interior and opposite angle upon the same side of the straight line ; or make the two interior angles upon the same side...

## Cambridge examination papers: a suppl. to the University calendar, 1856-59

...line fall upon two parallel straight lines, it makes the alternate angles equal to one another and the exterior angle equal to the interior and opposite upon the same side; and likewise the two interior angles upon the same side together equal to two right angles. If two...

## Cambridge examination papers: a suppl. to the University calendar, 1856-59

...and the exterior angle equal to the interior and opposite upon the same side; and likewise the two interior angles upon the same side together equal to two right angles. 6. If a parallelogram and a triangle be upon the same base, and between the same parallels : the parallelogram...

## Elements of Geometry and Conic Sections

Elias Loomis - Conic sections - 1857 - 226 pages
...two other straight lines, makes Che alternate angles equal to each other, or makes an exterior tngle equal to the interior and opposite upon the same side of the secant line, these two lines are parallel. Let the straight line EF, which E intersects the two straight...

## Report of Her Majesty's Civil Service Commissioners: Together with ..., Volume 3

1858
...the exterior angle equal to the interior and opposite angle upon the same side ; and likewise the two interior angles upon the same side together equal to two right angles. 3. PROP. XL VIII. — If the square described upon one t>f the sides of a triangle, be equal to the...

## Euclid's Elements of plane geometry [book 1-6] explicitly enunciated, by J ...

Euclides - 1860
...parallel to CD. PROPOSITION XXTHI. THEOREM. If a straight line falling upon two other straight lines makes the exterior angle equal to the interior and opposite upon the same side of the line, or makes the interior angles upon the same side together equal to two right angles, the two straight lines...

## Euclid's Elements of Geometry: Chiefly from the Text of Dr. Simson, with ...

Robert Potts - Geometry, Plane - 1860 - 361 pages
...line fall upon two parallel straight lines, it makes the alternate angles equal to one another; and the exterior angle equal to the interior and opposite upon the same side ; and likewise the two interior angles upon the same side together equal to two right angles. Let the...