Types of maps include reference maps and thematic maps.
Types of spatial patterns represented on maps include absolute and relative distance and direction, clustering, dispersal, and elevation.
You would need to find the vertex. So your answer would be (-1,-3)
The answer for this would be FASTER. Compared to the past, the rates of soil erosion at present is faster. This is due to the increasing activities of humans that affected the quality of the soil. For example, deforestation. Because people have been occupying space now, they had to cut more trees and this contributes to soil erosion. Hope this helps.