Jim’s backyard is a rectangle that is 18 5/6 yards long and 10 2/5 yards wide. him buys sod in pieces that are 1 1/3 yards long and 1 1/3 yards wide. how many whole pieces of sod will jim need to buy to cover his backyard with sod?

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Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height

Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.