Ascuba diver is swimming 25 feet below sea level. a hang glider passes over the position of the scuba diver. the hang glider is 30 feet above sea level. what is the vertical distance between the scuba diver and the hang glider?

Look at the figure below: triangle abc is a right triangle with angle abc equal to 90 degrees. the length of ac is 5 units and the length of ab is 4 units. d is a point above c. triangle adc is a right triangle with angle dac equal to 90 degrees and dc parallel to ab. what is the length, in units, of segment cd?

Mon wants to make 5 lbs of the sugar syrup. how much water and how much sugar does he need… …to make 5% syrup?

Solve the system of equations. x=-2y+1 and x+2y=9. show work