The surface of the ground at Drake's well is 1,200 ft above sea level. To reach oil, Drake first drilled through gravel to a point 1,168 ft above sea level. He then drilled an additional 38 ft through shale. What was the total depth of the well?

If the graphs of the linear equations in a system are parallel, what does that mean about the possible solution(s) of the system? a. there are infinitely many solutions. b. there is no solution. c. there is exactly one solution. d. the lines in a system cannot be parallel.

In the 30-60-90 triangle below side s has a length of and side r has a length

Find the multiplicative inverse of 8-12i