Posted by Hanu on Thursday, March 22, 2012 at 12:06pm.
A sheet music cabinet is 1.4m wide, 45 cm deep and 1.5m high. What is the surface area of the cabinet, not including the open front? Express your answer to the nearest tenth of a square metre.

Math  Alex, Thursday, March 22, 2012 at 5:52pm
First, make sure to convert all of your units to meters. Then, sum the sides (so 2*1.4*1.5, two because there are two of the same side, and then do the same for the other two types of sides.