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" ... triangles which have one angle in the one equal to one angle in the other, and their sides about the equal angles reciprocally proportional, are equal to one another. "
The Elements of Euclid, containing the first six books, with a selection of ... - Page 209
by Euclides - 1874
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The Elements of Euclid: The Errors, by which Theon, Or Others, Have Long Ago ...

Robert Simson - Trigonometry - 1762 - 488 pages
...and have thofe angles equal about which the fides are proportionals. Let the two triangles ABC, DEF have one angle in the one equal to one angle in the other, viz. the angle BAC to the angle EDF, and the fides about two other angles ABC, DEF proportionals, fo...
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The Elements of Euclid, Viz: The Errors, by which Theon, Or Others, Have ...

Robert Simson - Trigonometry - 1775 - 534 pages
...and have thofe angles equal about which the fides are proportionals. Let the two triangles ABC, DEF have one angle in the one equal to one angle in the other, viz. the angle BAC to the angle EDF, and the fides about two other angles ABC, DEF proportionals, fo...
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The Elements of Euclid: The Errors, by which Theon, Or Others, Have Long Ago ...

Robert Simson - Trigonometry - 1781 - 534 pages
...proportional. and triangles which have one angle in the one equal to one angle in the other, and their lides about the equal angles. reciprocally proportional,...Let ABC, ADE be equal triangles which have the angle BAG equal to the angle DAE; the fides about the equal angles of the' triangles are reciprocally proportional...
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The First Six Books: Together with the Eleventh and Twelfth

Euclid - 1781 - 552 pages
...proportional : And Jangles which have one angle in the one equal to one igle in the other, and their fides about the equal angles reciprocally proportional,...ABC, ADE be equal triangles, which have the angle I"!. AC equal to the angle DAE; the fides about the equal angles of the triangles are reciprocally...
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Elements of Geometry;: Containing the First Six Books of Euclid, with Two ...

Euclid, John Playfair - Euclid's Elements - 1795 - 462 pages
...and have thofe angles equal about which the fides are proportionals. Let the two triangles ABC, DEF have one angle in the one equal to one angle in the other, viz. the angle BAC to the angle EDF, and the fides about two other angles ABC, DEF proportionals, fo...
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The Elements of Euclid: Viz. the First Six Books, with the Eleventh and ...

Alexander Ingram - Trigonometry - 1799 - 374 pages
...And parallelograms that have one angle of the one equal to one angle of the other, and their fides about the equal angles reciprocally proportional, are equal to one another. Let AB, BC be equal parallelograms, which have the angles at B equal, and let the fides DB, BE be placed...
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Elements of Geometry;: Containing the First Six Books of Euclid, with a ...

John Playfair, Euclid - Circle-squaring - 1804 - 468 pages
...proportional-: And triangles which have one angle in the one equal to one angle in the other, and their fides about the equal angles reciprocally proportional,...one another. Let ABC, ADE be equal triangles, which hare the angle BAC equal to the angle DAE ; the fides about the equal angles of the triangles are reciprocally...
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The Elements of Euclid: Also the Book of Euclid's Data ...cor. viz. The ...

Robert Simson - Trigonometry - 1804 - 530 pages
...and have thofe angles equal about which the fides are proportionals. Let the two triangles ABC, DEF have one angle in the one equal to one angle in the other, viz. the angle BAC to the angle EDF, and the fides about two other angles ABC, DEF proportionals, fo...
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Elements of Geometry: Containing the First Six Books of Euclid, with a ...

John Playfair - Mathematics - 1806 - 320 pages
...their sides about the equal angles reciprocally proportional ; and triangles which have one angle in one equal to one angle in the other, and their sides...reciprocally proportional, are equal to one another. a 14. 1. 7. 5.. Let ABC, ADE be equal triangles, which have the angle BAC equal to the angle DAE ;...
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The Elements of Euclid: The Errors, by which Theon, Or Others, Have Long Ago ...

Robert Simson - Trigonometry - 1806 - 546 pages
...reciprocally proportional : and parallelograms that have one angle of the ono» equal to one angle of the other, and their sides about the equal angles...reciprocally proportional, are equal to one another. Let AB, BC be equal parallelograms, which have the angles at B equal, and let the sides 1)1!, BE be placed...
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