## Elementary Geometry for College Students (6th Edition)

$340$ m$^2$
The total area is the sum of the lateral area and the area of the bases. In this case, we have one, square base , with a side length of 10m. $B=10^2=100$ m$^2$ Lateral area $=240$m$^2$ Add both to get the total area: $240+100=340$ m$^2$