Answer :

__Given:__

• Total perimeter of window = 10m

Let the dimension of the window be 2x and 2y as shown

Perimeter of window = 2x + 4y + πx = 10

Area,

we get maxima for as

For

So, the required dimensions are

Having large windows can help us in saving electricity in several ways. For example, we get proper light and air through the window which will definitely remove the need of bulb and fans thus saving electricity and hence saving the environment also.

Rate this question :

If the sum of theMathematics - Board Papers

A metal box with Mathematics - Board Papers

Show that aRD Sharma - Volume 1

Find the local maMathematics - Board Papers

Prove that the seMathematics - Board Papers

Prove that the raMathematics - Board Papers

Prove that the leMathematics - Board Papers