the towers of a parabolic suspension bridge Are 100 meters apart and each tower stands 40 m above the road. At its closest point, the main cable which forms the parabola is 5 m above the road...

The Oval Office I’m washington DC is an ellipse with key features of the room located on the foci, 7 feet 5 inches from the walls (89 inches). The rooms total length is 35 feet 10 inches (430 inches)...

A stair-case of length 'L' rests against a vertical wall and a floor of a room. Let P be a point on the stair-case nearer to its end on the wall, that divides its length in the ratio 1:2.If the stair-case...

derive the equation of an ellipse given foci

derive the equation of an ellipse given foci

derive the equation of an ellipse given foci

we proved in class that the distance from the focus to the center of an ellipse is square root of a squared minus b squared. if an dentists lamp has a reflector that takes its shape from an ellipse...

we proved in class that the distance from the focus to the center of an ellipse is the square root of a2-b2. if an dentist lamp has a reflector that takes its shape from...