Answer: the answer is 40 units squared
Step-by-step explanation:
the SA with a rectangular and square base is 2*s²+4*s*h
2*s²= the surface area
4*s*h= sideways (lateral)
s= 2 and h=4
so then plug it into "2*s²+4*s*h" and you get 2*2²+4*2*4
2*2²+4*2*4
2(4)+32
40
