Question

On a coordinate plane, triangle Q R S has points (negative 9, 5), (6, 10), and (2, negative 10). Find the area of the triangle QRS.

Answer 1

6,10 is not a really bad day for ya but

Answer 2

140 square units

Explanation:

The areas of the three right triangles are subtracted from the area of the entire box. This gives you 140 square units.