Symfony 3.1 or higher (preferably 3.3)

• Create 2 models/classes: Circle and Triangle
• Implement 2 methods: circumference and surface calculator
• Define routes:
  • [GET] /triangle/{a}/{b}/{c}
  • [GET] /circle/{radius}
• Routes return JSON with objects, calculated circumference and surface

{
  "type": "circle", 
  "radius": 2.0,
  "surface": 12.56,
  "circumference": 12.56,
}

or

{
  "type": "triangle",
  "a": 3.0,
  "b": 4.0,
  "c": 5.0,
  "surface": 6.0,
  "circumference": 12.0,
}

• Create service (e.g. app.geometry_calculator)
  • implement method for two objects circumferences addition
  • implement method for two objects surface addition