Answer: Option 4 - 1440
Step-by-step explanation:
2 Square Sides : Take 12 times 12 and times by two for both sides.
12 x 12 = 144 144 x 2 = 288
4 rectangular sides : The multiplication of 12 times 24
12 x 24 = 288 288 x 4 = 1152
Added All Together : 288 + 1152 = 1440
