Davis knows that the area of his square shaped bag is 81 ft squared. what is the length of any side of the bag?

Sara sells beaded necklaces she makes a profit of 4 dollars pn every neclace she sells which table represents the profit sara makes

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

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.