Question

Construct angle D'E"F', the image of angle DEF after a 180 degree rotation about C, using only a compass and straightedge. Leave all construction marks and label the vertices of the image.

Answer 1

We need to draw

We need to keep in mind that the figure rotate 180° will have the same dimensions, the same size, form, and the same distance between the vertice and point C.

The figure that we will obtain is shown in the next image