A building which is 30 feet tall casts a 5 foot shadow. What is the angle of elevation? O a. 0.110
O b. 80.54
O c. 80.41
O d. None of the above

What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2

Thompson and thompson is a steel bolts manufacturing company. their current steel bolts have a mean diameter of 127 millimeters, and a variance of 36. if a random sample of 35 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by greater than 0.5 millimeters? round your answer to four decimal places.

Apatient is to be given 35 milligrams of demerol every 4 hours. you have demerol 50 milligrams/milliliter in stock. how many milliliters should be given per dose?