Answer:
473.145 in squared
Explanation:
Trick reminder: the top of the cylinder does not need to be calculated because it is the same as the negative part of the rectangle beneath.
20.25*3.14 = 63.585
6*28.26 = 169.56
10*10 = 100
10*3.5*4 = 140
63.585 + 169.56 + 100 + 140 = 473.145