| Edward Atkins - 1877
...but are not in the same direction. 9. A plane rectilineal angle is the inclination of two straight **lines to one another, which meet together, but are not in the** same straight line. NOTE. — When several angles are at one point B, any one of them ia expressed... | |
| Isaac Todhunter - Philosophy - 1877
...to the reader, but we will draw attention to them. 12. An angle is the inclination of two straight **lines to one another which meet together, but are not in the** same straight line. Thus the two straight lines A 0, BO, which meet at O form an angle there. The angle... | |
| Āryabhaṭa - 1878
...point, but do not cut one •ther. XV. A plane rectilineal angle is the inclination of two straight **lines to one another, which meet together, but are not in the** same straight line. NB In the figure subjoined B is an angle and is thus expressed : " Angle AB 0."... | |
| Euclides - 1879
...not required in the first two books.] 9. A plane rectilineal angle is the inclination of two straight **lines to one another, which meet together, but are not in the** same straight line. [Thus the inclination of the lines OA, OB is called the angle AOB, or BOA, or the... | |
| Moffatt and Paige - 1879
...are not in the same straight line. 9. A plane rectilineal angle is the inclination of two straight **lines to one another, which meet together, but are not in the** same straight line. ANB — When several angles are at one point, B, either of them is expressed by... | |
| Alfred Hiley - 1879 - 188 pages
...within. fewer than three straight lines. X. A plane rectilineal angle is the inclination of two straight **lines to one another which meet together, but are not in the** same straight line. Thus the two straight lines CA and BA, meeting together at the point A, make the... | |
| Isaac Todhunter - Euclid's Elements - 1880 - 400 pages
...but are not in the same direction. 9. A plane rectilineal angle is the inclination of two straight **lines to one another, which meet together, but are not in the** same straight line. Note. When several angles are at one point B, any one of them is expressed by three... | |
| Education - 1900
...Euclid. I. DEFINITION OF AN ANGLE. Euclid: "A plane rectilineal angle is the inclination of two straight **lines to one another, which meet together, but are not in the** same straight line." Modern writers define this concept variously. Davies : " An angle is the amount... | |
| Education - 1901
...I. DEFINITION OF AN ANGLE. Euclid : " A plane rectilineal angle is the inclination of two straight **lines to one another, which meet together, but are not in the** same straight line." Modern writers define this concept variously. Davies : " An angle is the amount... | |
| Education - 1882
...Euclid's definition is of little use. "A plane rectilineal angle is the inclination of two straight **! ٭w }" D+ O Tډ o ݾ= 8 o P o E k- 0 W ^ )O ** same straight line." For, replies the boy, "What is the meaning of ' the inclination of two straight... | |
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