3. The coordinates of the vertices of 3 different triangles are given below. For each
triangle:
classify as scalene, isosceles, or equilateral;
• determine whether the triangle is a right triangle;
find the perimeter;
find the area.
a. (1,4), (4, 5), (5,2)
b. (0,-2), (0, 2), (4,0)
c. (0, 0), (2, 0), (4, -3)
