| Benjamin Martin - Plane trigonometry - 1736 - 414 pages
...the Angles at the Bile are equal ; &?, č contra. -.. .THEOREM VHI. •. • • . • • • Any **two Sides of a Triangle, are together greater than the Third Side.** N. Б. Thefe Fhre Theorems laft mentioned, are demonftrated after the fame Manner as in Plain Triangles... | |
| Robert Simson - Trigonometry - 1806 - 546 pages
...therefore AC is greater than AB. Wherefore, the greater angle, &c. QED PROP. XX. THEOR. See N. ANY **two sides of a triangle are together greater than the third side.** Let ABC be a triangle ; any two sides of it together are greater than the third side, viz. the sides... | |
| John Playfair - Euclid's Elements - 1806 - 320 pages
...to AB ; therefore AC is greater than AB. Wherefore the greater angle, &c. QED PROP. XX. THEOR. ANY- **two sides of a triangle are together greater than the third side.** Let ABC be a triangle ; any two sides of it together are greater than the third side, viz. the sides... | |
| Sir John Leslie - Geometry, Analytic - 1809 - 542 pages
...being thus neither equal to AB, nor less than it, must therefore be greater than AB. PROP. XVI. THEOR. **Two sides of a triangle are together greater than the third side.** The two sides AB and BC of the triangle ABC are together greater than the third side AC. For produce... | |
| Euclides - 1816 - 588 pages
...therefore AC is greater than AB. Wherefore the greater angle, &c. Q.li!), PROP. XX. THEOR. see N. ANY **two sides of a triangle are together greater than the third side.** Let ABC be a triangle ; any two sides of it together are greater than the third side, viz. the sides... | |
| Sir John Leslie - Geometry - 1817 - 456 pages
...the difference between the sides AB and AC is less than the third side BC. 12. From the property that **two sides of a triangle are together greater than the third side,** may be derived the generic character of a straight line : The shortest line that can be drawn between... | |
| John Mason Good - 1819 - 800 pages
...triangle is subtended by the greater bide, or has the greater tide opposite to it Prop. XX. Theor. Any **two sides of a triangle are together greater than the third side.** Prop. XXI. Ihcur. If. from the ends of the side of a triangle, there be drawn two straight lint; to... | |
| John Playfair - 1819 - 354 pages
...AB ; therefore AC is greater than AB. Wherefore the greater angle, &c. Q,. ED PROP. XX. THEOR. Any **two sides of a triangle are together greater than the third side.** Let ABC be a triangle ; any two sides of it together are greater than the third side, viz. the sides... | |
| Industrial arts - 1827 - 600 pages
...right linr." Again, the first problem which he introduces has, for its object, to establish " that any **two sides of a triangle are, together, greater than the third side."** He might, \ve think, have taken this for ”minted with as much safety as that, " when equals are added... | |
| Ferdinand Rudolph Hassler - Geometry - 1828 - 180 pages
...neither equal nor less than AB, it must be greater than it; as was to be demonstrated. § 19. THEOREM. **Two sides of a triangle are together greater than the third side.** APPLIC. Let ABC, (fig. 26.) be a triangle, the two sides AC, and CB, taken together, are greater than... | |
| |