A cube has six identical square sides. Because both the length and width of a square are equal, the area of a square is a2, where a is the length of a side. Since there are 6 identical sides of a cube, to find the surface area, simply multiply the area of one side times 6.
It is easy to get duplicate copy of the acknowledgement of the income tax return acknowledgement if the income tax return has been filed online. You just need to login on https://incometaxindiaefiling.gov.in website if already registered. In case not registered , you can register with your mobile number and email id.
How to file income tax rectification online for any errors in ITR. If you have filed the income tax return through online and made some errors, you can file income tax rectification online request and correct those errors. In this article I would detail on how to file the income tax rectification online.