Question

@GingaTheNinja

Answer 1

surface area
\[=4 \times \frac{ 1 }{ 2 }\times11\times20.7=?\]
base area=11*11=?

Answer 2

455.4

Answer 3

121

Answer 4

correct.

Answer 5

Would i add those?

Answer 6

if they want surface area then you have to add.
If they want curved surface then don't add.