Geometry & Shapes (id: 3808d3d9c)

本题目来源于试卷: Geometry & Shapes，类别为 IB数学

[填空题]
In a triangle $ \mathrm{ABC}$, $\mathrm{AB}=6 \mathrm{~cm}$, $\mathrm{BC}=10 \mathrm{~cm}$ and $\mathrm{CBA}=70^{\circ}$ .
1. Find the area of the triangle. ≈    $cm^2$
2. Find AC.

Give your answers correct to 3 significant figures.≈    cm

参考答案:
空格1: 28.2±2%  空格2: 9.74±2% 


本题详细解析:

微信扫一扫，分享更方便