IB MAI HL Geometry & Trigonometry Topic 3.2 Trigonometry (id: a7f97d4b5)

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]
In the shaded region shojjw b6g lz6hz0.1gm 1g6u7zqfmjh2m42zt bh 8m 9q.oewn below, the radius of the smaller arc is 66 cm and the distance betweenzeu9zq2 jh. mmfq867h4tb2om the two arcs is 44 cm.

1.Find the perimeter of the shaded region.  cm
2.Find the area of the shaded region.  $cm^2$

参考答案:
空格1: 47.1  空格2: 78.2 


本题详细解析:

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