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Mark is planning to plant grass in his backyard. His yard is 21 ft. long and 12 ft. wide. How much grass does he need?
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May 25, 2021
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Mark is planning to plant grass in his backyard. His yard is 21 ft. long and 12 ft. wide. How much grass does he need?
Mathematics
middle-school
LI Xuhong
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Answer:
252
cos 21*12=252
Shibualexis
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May 31, 2021
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Shibualexis
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