IB MAI HL Geometry & Trigonometry Topic 3.2 Trigonometry (id: f3216ee25)

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]
The side lengths of a quadrilateraj3p,;mfh bqdsrs(wt,7hg )o/l ABCD are AB =6 mm, BC =5 m1dg tf/yrq ,bctw7xea6/;y . fm, CD =8 mm, and DA = 9 mm.y;wc/x., fqb age67 yfrd1/tt The angle $\mathrm{A}\hat{\mathrm{B}}\mathrm{C}$ is equal to $90^{\circ}$.


1.Calculate the length of AC.  mm
2.Calculate the size of angle $\mathrm{A}\hat{\mathrm{D}}\mathrm{C}$.  $^{\circ}$
3.Calculate the area of triangle ACD.  $mm^2$
4.Calculate the area of quadrilateral ABCD.  $mm^2$

A point P is chosen on the side CD in a such a way that the area of triangle ACP is equal to the area of the triangle ABC.

5.Calculate the length of CP.  mm
6.Calculate the length of AP.  mm

参考答案:
空格1: 7.81±3%  空格2: 54.3±3%  空格3: 29.2±3%  空格4: 44.2±3%  空格5: 4.10±3%  空格6: 7.43±3% 


本题详细解析:

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