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 Βιβλία Βιβλία Similar figures, are those that have all the angles of the one equal to all the angles of the other, each to each, and the sides about the equal angles proportional. Elements of Geometry: With, Practical Applications - Σελίδα 96
των George Roberts Perkins - 1850 - 320 σελίδες
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο ## Elements of Geometry: Plane geometry

...with DE' , is parallel to BC. QED 274. Def. — Similar polygons are polygons which have the angles of one equal to the angles of the other, each to each, and the corresponding, or homologous, sides proportional.* As we shall see, if the polygons are triangles,... ## The Electrical Review, Τόμος 2

1874
...a triangle cuts the other sides in the same ratio (Fig. 19). 9. Equiangular triangles, or triangles which have the angles of the one equal to the angles of the other, have their corresponding sides all in the same ratio to one another. 10. The same triangles are such,...