How are real numbers used to describe real world situations

Polygon mnopq is dilated by a scale factor of 0.8 with the origin as the center of dilation, resulting in the image m′n′o′p′q′. the coordinates of point m are (2, 4), and the coordinates of point n are (3, 5). the slope of is .

Which of the following transformations will always produce a congruent figure?

The measure of angle 0 is 600 degrees