Answer:
1152 in²
Step-by-step explanation:
Barack can change the units using a suitable multiplier. It will have a numerator equal to its denominator, and will have units that cancel the square feet and give square inches:
8 ft² × ((12 in)/(1 ft))² = 8×12×12 in² = 1192 in²
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12 in = 1 ft . . . so numerator is equal to denominator
