Problem:
A triangle has sides $9., 3., 7.$. Determine the locations of the triangle's vertices and the three interior angles.
Answer:
Vertices: ${\{0,0\}, \{7.,0\}, \{-1.64286,2.51018\}}$ 
Angles: ${0.708622, 2.15031, 0.282658}$
{'source': 'AMPS', 'file': 'amps/mathematica/geometry/triangles/55903.txt'}