IB MAI HL Geometry & Trigonometry Topic 3.2 Trigonometry (id: fbdf2bdc4)

本题目来源于试卷: IB MAI HL Geometry & Trigonometry Topic 3.2 Trigonometry，类别为 IB数学

[填空题]
John is building furniture using cylindrical lold* lvw2 bjvv6y:a45 kgs of len6 +:6zswi)zi8sr dzxf gth 1.8 m and radius 9.2 cm. A wedge is cut from one log and the cross-section of this log is illustrated in t)sw 6sdz 8+rix6fzz:i he following diagram.


1.Find the length of the wedge arc, ABC.  cm
2.Find the area of the empty sector, OABC.  $cm^2$
3.Find the volume of each log.  $cm^3$

参考答案:
空格1: 16.1±3%  空格2: 73.9±3%  空格3: 34600±3% 


本题详细解析:

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