Rotation of figure
a 180° rotation means
its same figure, but inverted
Important, its key to find center of figure, and
to find distance from center to origin
Drawing
Then image is at second area ,between X and -Y
Coordinates of vertice are
For A , its 2 units to right , then its (2,0)
For B , its 3 units right, 2 units down( 3,-2)
For C, its 2 units right, 4 units down ( 2,-4)
For D, its 1 unit right, 2 units down (1,-2)