Answer:
The area of the triangle is of 21 units of area.
Step-by-step explanation:
The area of a triangle with three vertices
is given by the determinant of the following matrix:

In this question:
Vertices (3,0) (9,0) (7,6). So




The area of the triangle is of 21 units of area.
Bbsnsndhvdhdjjdbrhdjdgrgbfhdjixgfhrurhfhrjhfgrjhdbdrh
This is rational. It -81.43:-94.52 expressed. -81.45/94.52
Answer:All you need to do is divide 80 by 10, and then multiply 10 by 3