Answer:
Area of the ΔABC is 3 unit².
Explanation:
We are given a triangle ABC on the graph.
To find: Area of the triangle ABC
We know that,

By Direct observation,
From the figure,
Base of the triangle , CB = 2 units
Height of the triangle = 3 units
So, Area of the triangle =

= 3 unit²
Therefore, Area of the ΔABC is 3 unit².