Question

Find the area of the triangle with the given vertices.
(2, 4), (-1,0), (5,9)

Answer 1

Answer: 1.5

Explanation:

If we translate the triangle right one unit, we get it has vertices (3,4), (0
`(1)/(2)|(9)(3)-(4)(6)|=\boxed{1.5}`,0), and (6,9).

So, the area is