The software I use is Eclipse, please show me how to write it on Eclipse and please show me the screenshot if possible.

3. A regular polygon is an n-sided polygon in which all sides are of the same length and all angles have same degree (i.e., the polygon is both equilateral and equiangular). The formula for computing the area of a regular polygon is Area = 4 tan(-) Here, s is the length of the side. Write a program that prompts the user to enter the number of sides and their length of a regular polygon and display its area. Here is a sample run: Enter the number of sides: 5 Enter the side 6.5 The area of the polygon is 72.69017017488385