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 182
The area of the entire polygon AFBDCE=1731.9935sq. rd. (10) But this is double the area of triangle ABC. .. Area of triangle ABC=875 996785 sq. rd. (11) Equating the two expressions for the area, we have tj»V3=875.996785 sq. rd. .-. j=44 97874 rd., the side of the triangle ABC.Note.—Solved by the… … (6) (7) FIG. 44. Let AOB be the triangle.We see that it can graze over |- of (1752X*-)=: 80176.06 sq. ft.Next over two sectors ATF and BET. (4) We also have a right tri- angle BDT having BD =50 ft., and TB 75 ft., tofind the angle DBT. (5) By triecmomer/, ^DBT =48sVoV. and ZEBT=711841°. and ZIBE+…
Arithmetic · Geometry
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