Plane geometry, with problems and applications (1910)
Slaught, H. E. (Herbert Ellsworth), 1861-1937, Lennes, N. J. (Nels Johann), 1874- joint author · Boston, Allyn and Bacon · leaf 216
22. This design for tile flooring is constructedby first making a network of squares and thendrawing horizontal lines cutting off equal tri-angles from the squares. (a) At what angle to the base of the designare the oblique lines 7 (6) If each of the small squares is 6 inches ona side, find EF and…
Geometry, Plane
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