With this test grade calculator, you'll quickly determine the test percentage score and grade. Square the length and width, then add these numbers together. View solution > Show that the rectangle of maximum area that can be inscribed in a circle is a square. If you don't have the area, you can use the rectangle's perimeter instead. Knowing your BMR (basal metabolic weight) may help you make important decisions about your diet and lifestyle. The calculator will take care of the conversion of values entered in different units. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. If this doesn't work, you may need to edit your .htaccess file directly. If a rectangle is 12 feet long and 6 feet wide, its area is 72 square feet. In the case of a square, the area will become side 2. Check your result in our area of a rectangle calculator! No manual conversion is necessary for length, width and area units, which can all be selected independently. % of people told us that this article helped them. For addon domains, the file must be in public_html/addondomain.com/example/Example/ and the names are case-sensitive. The main difference between square and rectangle is that the length and breadth are equal for square. Its opposite sides are parallel and of equal length, and its two diagonals intersect each other in the middle and are of equal lengths too. Any combinations will yield a perimeter of 24. You should provide the area and perimeter. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/0\/02\/Find-the-Width-of-a-Rectangle-Step-1.jpg\/v4-460px-Find-the-Width-of-a-Rectangle-Step-1.jpg","bigUrl":"\/images\/thumb\/0\/02\/Find-the-Width-of-a-Rectangle-Step-1.jpg\/aid5034810-v4-728px-Find-the-Width-of-a-Rectangle-Step-1.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"