http://www.potsaa.com/shaped-paperweight/

a clipboard is in the form of a square?
20 inches in height if an edge of the base is 12 percent. find the volume clipboard
V = LWH Here, since the base is a square, so the length and width are equal: L = w = 12 and H = 20 V = 12 * 12 * 20 = … well, you should be able to punch into a calculator.
Chloe Everton Selling A Diamond Shaped Paperweight & Clock