hat is the area of this triangle in the coordinate plane?

5 units²
6 units²
7 units²
12 units²

A graph with a triangle drawn between coordinates begin ordered pair 1 comma 1 end ordered pair begin ordered pair 1 comma 4 end ordered pair and coordinates begin ordered pair 5 comma 1 end ordered pair

hat is the area of this triangle in the coordinate plane 5 units 6 units 7 units 12 units A graph with a triangle drawn between coordinates begin ordered pair 1 class=