Wallpaper was applied to one rectangular wall of a large room. the dimensions of the wall are shown below. if the total cost of the wallpaper was $771.12 what was the cost in dollars of the wallpaper per square foot?

The total number of dental clinics total for the last 12 months was recorded

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.

In the diagram, ab is tangent to c, ab = 4 inches, and ad = 2 inches. find the radius of the circle.