It is the outside boundary of any closed shape. To find the perimeter we need to add all the sides of the given shape. For more details use the links given below:
Click here → Revision Notes of Heron’s Formula
Exercises of Heron’s Formula – Class 9th R.D. Sharma Solutions |
| Heron’s Formula Exercise 12.1 |
| Heron’s Formula Exercise 12.2 |