Q29
The figure shows a shape ABC and its mirror image A1B1C1 across the horizontal axis (X-axis). The coordinate transformation matrix that maps ABC to A1B1C1 is
The figure shows a shape ABC and its mirror image A1B1C1 across the horizontal axis (X-axis). The coordinate transformation matrix that maps ABC to A1B1C1 is
A.
\left[ {\begin{array}{*{20}{c}}
0&1 \\
1&0
\end{array}} \right]
B.
\left[ {\begin{array}{*{20}{c}}
0&1 \\
{ - 1}&0
\end{array}} \right]
C.
\left[ {\begin{array}{*{20}{c}}
{ - 1}&0 \\
0&1
\end{array}} \right]
D.
\left[ {\begin{array}{*{20}{c}}
1&0 \\
0&{ - 1}
\end{array}} \right]
AnswerAnswer: Option D
Solution
Answer: Option D
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