Which of the following best explains perpendicular lines ?

Find the slope of the line that contains the following points. r(-2, 4), s(6, -2)

Find the actual dimensions of the box. the side length are in meters and integers. the surface area of the box is 104 m2 and volume of the box is 60 m3.

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate. true or false?