math
meredith wants to paint 3 of the walls in her room each wall has the shape of a rectangle with dimensions 10 feet by 12 feet she has 1 can of paint that will cover approixmately 420 square feet which method can meredith use to determine whether or not she has enough paint to complete the job?
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sam

Figure total number of square feet. Is it more or less than 420?
10*12*3 = ?posted by PsyDAG
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