3. Teresa is visiting the arboretum to take photographs for her photography class. At the arboretum, there is a triangular water fountain which she would like to photograph. Suppose her location and the location of the water fountain are plotted on the coordinate plane, where the x- and y-values represent the position, in feet, from Teresa's location, which is located at (0, 0). The locations of the corners of the water fountain are as follows.

The northern corner of the water fountain is located at (-2, 5).
The western corner of the water fountain is located at (-10, -1).
The southern

Question

3. Teresa is visiting the arboretum to take photographs for her photography class. At the arboretum, there is a triangular water fountain which she would like to photograph. Suppose her location and the location of the water fountain are plotted on the coordinate plane, where the x- and y-values represent the position, in feet, from Teresa's location, which is located at (0, 0). The locations of the corners of the water fountain are as follows.

The northern corner of the water fountain is located at (-2, 5).
The western corner of the water fountain is located at (-10, -1).
The southern