A treatise on special or elementary geometry (1877)
Olney, Edward, 1827-1887, Olney, Edward, 1827-1887. Elements of trigonometry, plane and spherical · New York : Sheldon · leaf 157
d, (/ = 4:; and the angle included betweena and b, 1^ right angles; between b and c. If; c and d, IJ; d and Sugs.—See Fig. 187. Proceed in ordei, laying off the parts as given, from Ato F. Draw AF. From F as a centre, with a radius/ = 3, strike an arc, and alsofrom A, with a radius g = 4. The… … OF EQUALITY. 137 SYNOPSIS. f WUat? How shown?Prop. I. Of straight lines.Prop. II. Of circles. it i Prop. III. Sides parallel. Direction same or opposite. Prop. IV. * one same, other opposite. Prop. V. perpendicular. Prop. VI. Two sides and included angle. ■{ Sch. All parts equal. Prop. VIL Two…
Geometry · Trigonometry
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