Babbit, Arthur B · New York, H. Holt and company · leaf 201
circle—From the given pointA draw a line to the centerof the circle. Find pointB by bisecting the line A C.(Problem 1.) With B asa center and radius B A,draw semicircle 1, intersect-ing the circle at D. Theline D A will be tangent tothe circle at D. XoTE.—If from any point onthe arc of a semicircle…
Mechanical drawing
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