Three Triangles Used to Compare Sides

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Illustration showing three triangles. This is used to show the following theorem: If two triangles have two sides of the one equal, respectively, to two sides of the other, but the included angle of the first triangle greater than the included angle of the second, then the third side of the first is greater than the third side of the second.

Keywords

geometry, triangle, third, shape, three, angle, side, triangles, angles, Sides, polygon, theorem

Galleries

Miscellaneous Triangles

Source

G.A. Wentworth Plane And Solid Geometry (Boston: Ginn & Company, 1899) 41

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