A special truck cleans the surface of the ice rink shown. The figure is composed of a square and two semicircles. If the truck cleans the entire surface, how many square feet of ice will the truck clean? Use 3.14 for π . Round your answer to the nearest tenth.

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.

Deena is planting two rectangular gardens. one garden is 3.67 feet by 8.56 feet, and the other garden is 3.67 feet by 7.45 feet. which expression does not respresent the total area in square feet of the two gardens

Sam's fruit cellar earns $0.40 profit for each banana that it sells.which expression show sam total profit from selling apples and banana select all that apply