An isometry preserves all the following except distance shape orientation size

Aregression was run to determine if there is a relationship between hours of tv watched per day (x) and number of situps a person can do (y). the results of the regression were: y=ax+b a=-0.662 b=30.418 r2=0.703921 r=-0.839

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?

Pranza plotted point a in the coordinate plane below.