All PSAT Math Resources
Example Question #1 : How To Find The Area Of An Acute / Obtuse Triangle
If triangle ABC has vertices (0, 0), (6, 0), and (2, 3) in the xy-plane, what is the area of ABC?
Example Question #2 : How To Find The Area Of An Acute / Obtuse Triangle
The height, h, of triangle PQR in the figure is one-fourth the length of PQ. In terms of h, what is the area of triangle PQR?
If *, then the length of must be .
Using the formula for the area of a triangle (), with , the area of the triangle must be .