Jul 25, 2025 · A section of highway connecting two hillsides with grades of 6% and 4% is to be built between two points that are separated by a horizontal distance of 2000 feet. At the point …

Feb 6, 2013 · The second span of the bluewater Bridge in Sarnia, Ontario is supported by two possible arches. Each arch is set in concrete foundations that are on opposite sides of the st. …

Oct 8, 2006 · A child drops a ball from a bridge. The ball strikes the water under the bridge 2.0 seconds later. What is the velocity of the ball when it strikes the water? ^ Is the question. I …

Oct 27, 2010 · A hiker who weights 985 N is strolling thru the woods and crosses a small horizontal bridge. The bridge is uniform, weights 3610N and rests on two concrete supports, …

Jun 7, 2007 · You are standing on a bridge over a creek, holding a stone 20 ft. above the water You release the stone. How long will it take the stone to hit the water? You take another stone …

Dec 24, 2009 · the arch bridge takes the shape of a circular arc. the portion of the arch bridge above the water has a span of 30m and a rise of 10m. a boat passes through the arch bridge. …

May 15, 2010 · A man in a train, traveling at 20 mph, passes over the center of the bridge at the same instant a man in a motorboat, traveling 30 mph passes under the center of the bridge. …

Apr 24, 2013 · Well, I've only taken single-variable calculus, and I'm currently self-studying linear algebra, so I can answer just a part of your questions. Maybe someone who is more …

Oct 26, 2009 · I have this question: A concrete bridge over a river has an underside in the shape of a parabolic arch. At the water level, the arch is 30m wide. It has a maximum height of 10m …

Apr 16, 2009 · I don't have any suggestions that involve calculus, but I do have some that use similar triangles. (And I'm assuming that you can cross the river, and that 'Environment' …