IB MAI HL Geometry & Trigonometry Topic 3.5 Geometric Transformations (id: bb9d6

本题目来源于试卷: IB MAI HL Geometry & Trigonometry Topic 3.5 Geometric Transformations，类别为 IB数学

[填空题]
A triangle with verticesc ry/kaujzp6, 089f mv x+lj2v 0*m/cga v kf +cqeyz(1A(6,6), B(3,1) and C(1,3) is transformed by x′=Ax+b
where A = $\begin{pmatrix}
-1&2 \\
-2&1
\end{pmatrix}$and b = $\begin{pmatrix}
-6 \\
3
\end{pmatrix}$.
1.On the following grid, draw the image of the triangle ABC.




2.Given the area of the triangle ABC is 16 $units^2$, find the area of its image.    $units^2$

参考答案: 48±2%


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