Answer:
b
Step-by-step explanation:
Answer:
96
Step-by-step explanation:
It is A because it can’t be B and it can’t be C and it can’t be D so my answer is A
Standing pieces:
2(9x6)+4(9x3) = 108+108 = 216
“L” horizontal pieces:
cut it to 3 squares of 3x3 each
2x3(3x3) = 54
total surface area = 216+54 = 270cm^2