Help with geometry finals

[MeganCecelia]

I have a few questions I need help with:

1.Find the area of a triangle defined by R(0,0), S(6,8), and T(10,0).

How do I do this problem?

 

[pka]

I have a few questions I need help with:
1.Find the area of a triangle defined by R(0,0), S(6,8), and T(10,0).

Graph the points. It is easy to find the base and height.