PLEASE HELP the driveway of the santiagos new home is bounded by semicircular arcs as shown. The distance from x to y is 100 ft. The concrete is 10 feet wide and 1/3 ft thick. Using 3.14 as an approximation for pi, how many cupic feet of concrete are needed to build the driveway (round to the nearest cubic foot).
A. 471 ft cubed
B. 942 ft cubed
C. 1060 ft cubed
D, 1308 ft cubed
%. 1884 ft cubed

Adeposit of 5500 at 6% for 3 years equals

For a science project, a high school research team conducted a survey of local air temperatures. based on the results of the survey, the found that the average temperatures were around 10 degrees higher than expected. this result was wrong. the trouble with the survey was that most of the locations were exposed to direct sunlight and located over asphalt or sand, which resulted in higher temperatures than normal. this is a classic example of an error in which phase of inferential statistics?

Do xuan nam isgoing to invest $1000 at a simple interest rate of 4% how long will it take for the investment to be worth $1040?