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ANY two sides of a triangle are together greater than the third side.
Elements of Geometry: Containing the First Six Books of Euclid : with a ... - Pągina 33
per John Playfair - 1832 - 333 pągines
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## The Elements of Euclid; viz. the first six books, together with the eleventh ...

Euclides - 1834
...is greater than AB. Wherefore, the greater angle, &c. QED PROPOSITION XX. See N. THEOR — Any Iwo sides of a triangle are together greater than the...Let ABC be a triangle : any two sides of it together shall be greater than the third side ; viz. the sides BA, AC greater than the side BC ; and AB, BC...
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## The Elements of Euclid: viz. the first six books, together with the eleventh ...

Euclid, Robert Simson - 1835 - 513 pągines
...the greater angle," &c. QED PROP. XX. THEOR. Any two sides of a triangle are together greater see N. than the third side. Let ABC be a triangle; any two...side, viz. the sides BA, AC greater than the side BC ; and AB, BC greater than AC; and BC, CA greater than AB. Produce BA to the point D, and make a AD...
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## The Elements of Euclid: viz. the first six books, together with the eleventh ...

Euclid, Robert Simson - 1835 - 513 pągines
...the greater angle," &c. QED PROP. XX. THEOR. Any two sides of a triangle are together greater see N. than the third side. Let ABC be a triangle ; any two...side, viz. the sides BA, AC greater than the side BC; and AB, BC greater than AC; and BC, CA greater than AB. Produce BA to the point Dj and make * AD equal...
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## Library of Useful Knowledge: Geometry, plane, solid, and spherical [by ...

1835
...is not the case. Therefore AB cannot but be greater than A C. Therefore, &c. PROP. 10. (Eue. L 20.) Any two sides of a triangle are together greater than the third side : and any side of a triangle is greater than the difference of the other two. Let А В С be a triangle...
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## The Teacher's Assistant in the "Course of Mathematics Adapted to the Method ...

1836 - 472 pągines
...angle of every triangle is subtended by the greater side, or has the greater side opposite to it. XX. Any two sides of a triangle are together greater than the third side. XXI. If from the ends of one side of a triangle, there be drawn two straight lines to a point within...
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## A System of Popular Geometry: Containing in a Few Lessons So Much of the ...

George Darley - 1836 - 128 pągines
...than BAC, by preceding ART. ; which it is not. Hence BA must be greater than BC. This, &c. ART. 43. Any two sides of a triangle are together greater than the third tide. In the triangle ABC, any two of its sides, as AB, BC, are together greater than the third side...
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## Elements of Geometry, Theoretical and Practical: Including Constructions of ...

Eugenius Nulty - 1836 - 220 pągines
...be less than С ; wherefore the side A С must be greater than the side A B. THEOREM IV. 35. Aпу two sides of a triangle are together greater than the third side. А с Any two sides AB, B С of the triangle ABС, are together greater than the third side A С. In...
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## Elements of Plane Geometry According to Euclid

Andrew Bell - 1837 - 240 pągines
...has been shown that it is not equal to AB ; therefore AC is greater than AB. PROPOSITION XX. THEOREM. Any two sides of a triangle are together greater than...sides of it together are greater than the third side; namely, the sides BA, AC, greater than the side BC ; and AB, BC, greater than AC; and BC, CA, greater...
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## Elements of Geometry: Containing the First Six Books of Euclid : with a ...

John Playfair - 1837 - 318 pągines
...and it has been shewn that it is not equal to AB ; therefore AC is greater than AB. PROP. XX. THEOR. Any two sides of a triangle are together greater than...Let ABC be a triangle ; any two sides of it together arc greater than the third side, viz. the sides BA, AC greater than the side BC ; and AB, BC greater...
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## Lessons on Form: Or, An Introduction to Geometry, as Given in a Pestalozzian ...

C. Reiner - 1837 - 215 pągines
...to the greater angle. 13. In every triangle the greater angle is subtended by the greater side. 14. Any two sides of a triangle are together greater than the third side. 15. The difference between any two sides of a triangle is less than the third side. 16. The three sides...
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