Where could point E be located on the coordinate plane ?

In two or more complete sentences, formulate how to use technology to calculate the appropriate regression model for the given data. you are not required to find the model, just choose the appropriate regression and explain how to use the technology. (-5,,2.,0.8), (0,-0.5), (2,-1.3), (3,-0.8), (5,2)

What point is the projection of q on a) r b) s c) t

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?