Write a function that computes the area of a triangle given the length of its three sides as parameters (see Programming Exercise 9 from Chapter 3). Use your function to augment triangle2.py so that it also displays the area of the triangle.
Exercise 9:
Write a program to calculate the area of a triangle given the length of its three sides a, b, and c using these formulas:
![2112_e8bdf71b-92af-4337-869d-71d12b9b7d9f.png](https://secure.tutorsglobe.com/CMSImages/2112_e8bdf71b-92af-4337-869d-71d12b9b7d9f.png)