Match each linear transformation with its matrix.

1.
2.
3.
4.
5.
6.
 
A. Reflection in the axis
B. Projection onto the axis
C. Reflection in the line
D. Identity transformation
E. Rotation through an angle of in the counterclockwise direction
F. Contraction by a factor of 2

In order to get credit for this problem all answers must be correct.