Right Triangle With One Angle Double the Other Small 320×233 Medium 640×466 Large 1024×745 Download Tiff Original 2400×1747 | (174.7 KB) Description Illustration of a right triangle with one angle the double of the other. Keywords angle, angles, double, right, triangle, triangles Galleries Miscellaneous Right Triangles Source: G.A. Wentworth Plane And Solid Geometry (Boston: Ginn & Company, 1899) 66 Courtesy the private collection of Roy Winkelman
