IB MAI HL Geometry & Trigonometry Topic 3.2 Trigonometry (id: 4fe7e6f17)

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]
On the diagram below, points X and Y are the cent/r*0ed nlbg5wfs p/:kw0ka g50 3 qav6ue.znures of tzi)t7xz/r9 )z zes8sd44lrjv wo circles containing the two arcs from A to zzsle4 rt/z94v 8rj sdzx)i7)B.

1.Find the length from point A to point Y.  mm
2.Find the perimeter of the shaded region.  mm
3.Find the area of the shaded region.  $mm^2$

参考答案:
空格1: 12.5±3%  空格2: 65.5±3%  空格3: 189±3% 


本题详细解析:

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