What is the area of a triangle with the following vertices L(1, 3), M(3, 1), and N(3, 5) ?	Pick:
A) 3  B) 4  C) 5  D) 6  E) 7
There is a direct formula to calculate the are of a triangle based on coordinates of its vertices and one could use it to solve this problem.   Though if you make a diagram minimum simple calculations will be needed:   Answer: 4.
<result>B</result>
What is the area of a triangle with the following vertices L(1, 3), M(3, 1), and N(3, 5) ?