Answer:
Formula SA = 6s^21)every side lenght of a cube is the same so
A = l x wA = 12 x 12A = 144in^2So every area is 144in^2so multiply it by the number of sides a cube has
SA = 144 x 6SA = 864in^2 ANSWER: 864in^2 2)Same hereA = l x w A = 8 x 8 A = 64SA = 64 x 6 SA = 384ft^2ANSWER: 384ft^2
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Answers & Comments
Answer:
Formula
SA = 6s^2
1)
every side lenght of a cube is the same so
A = l x w
A = 12 x 12
A = 144in^2
So every area is 144in^2
so multiply it by the number of sides a cube has
SA = 144 x 6
SA = 864in^2
ANSWER: 864in^2
2)
Same here
A = l x w
A = 8 x 8
A = 64
SA = 64 x 6
SA = 384ft^2
ANSWER: 384ft^2