Question

Rotate the figure 180° about the origin. List the coordinates of the vertices of the image.

Answer 1

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)