Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 28
om B, as a centre, with a radius equal to B A, describe thecircle F G, touching the given circle, and it will be the circle required. CONSTRUCTION OF GEOMETRICAL PROBLEMS. 11 In all cases of circles tangent to each other, their centres and their pointsof contact must lie in the same straight line.… … FiG. 30. Draw a line from D to E, and produce iti^o meet the centre line at C; andfrom C draw tangents to one of the circles by Fig. 26. Those tangents willtouch lotli circles as required. To construct a circle through a given point tangent to a second circle at agiven point (Fig. 31). Let A be the…
Mechanical drawing
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