A road declines at 30 degrees over a distance of 60 feet measured on the road's surface. At the base of the incline is a hole 7 feet deep. What is the difference in elevation between the top of the incline and the bottom of the hole?
A road declines at 30 degrees over a distance of 60 feet measured on the road's surface. At the base of the incline is a hole 7 feet deep. What is the difference in elevation between the top of the incline and the bottom of the hole?