A complete and practical solution book for the common school teacher (1899)
Fairchild, J[ohn] T[heodore] [from old catalog] · Crawfis College, Ohio, The author · leaf 174
1) Let AB be the diameter of the circle. (2) Draw SB equal and perpen- dicular to AB, tangent tothe circle; E and SO to thecenter of the circle. (3) Let K be the point where SO cuts the circle. (4) From the point K, draw KC parallel to SB; TK parallelto AB, TX parallel to KC.Hence the square is… … :20. d OC = V20, PROBLEM 339. I have an inch board 5 ft. long-, 17 in. wide at one end and 7 in. atthe other: how far from the larger end must it be cut straight acrossso that the two parts shall be equal? (A\ H. A., p. /<>-, prod, /of.) Solution. (1) Let ABCD be the board. (2) DC=7 in., the…
Arithmetic · Geometry
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