30 !! the triangular region shows the number of possible trees, x, and the number of possible shrubs, y, that can be planted in a park. the ordered pairs represent a possible combination of trees and and shrubs that can be planted in the park. which ordered pairs make sense in the context of the situation? select each correct answer. (12,5) (8,3) (9,6.5) (3.5,7) (5,8)