What is the area of Triangle PQR on the grid?

A triangle PQR is shown on a grid. The vertex P is on ordered pair 2 and 5, vertex Q is on ordered pair 4 and 5, and the vertex R is on ordered pair 3 and 1.

please pick from the 4 below

2 square units

3 square units

4 square units

8 square units

What is the area of Triangle PQR on the grid A triangle PQR is shown on a grid The vertex P is on ordered pair 2 and 5 vertex Q is on ordered pair 4 and 5 and t class=