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IB MAI HL Geometry & Trigonometry Topic 3.2 Trigonometry (id: 92e939f84)

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admin 发表于 2024-2-5 14:31:46 | 显示全部楼层 |阅读模式
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]
Cylindrical logs of len3 /oqwpbm )8pg5q/+ut1,btl qf(hzingth 2.7 m and radius 7.5 cm are used to build a wooden7jyq; orcot +6 cabin. A wedge is cut from one log and the cross-section of this log is illustrated in the following d+ ;qo7 co6jrtyiagram.


1.Convert 108 degrees into radians, leaving your answer in exact values.
2.Find the length of the missing arc ABC.  cm
3.Find the area of the missing sector ABCO.  $cm^2$
4.Find the volume of this log.  $cm^3$




参考答案:
空格1: 14.1±3%空格2: 53.0±3%空格3: 33400±3%


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