A railroad tunnel is shaped like a semiellipse, as shown below.
A semiellipse is shown o...
Mathematics, 13.04.2020 19:04 RealGibbon857
A railroad tunnel is shaped like a semiellipse, as shown below.
A semiellipse is shown on the coordinate plane with vertices on the x axis and one point of intersection with the positive y axis.
The height of the tunnel at the center is 54 ft, and the vertical clearance must be 18 ft at a point 8 ft from the center. Find an equation for the ellipse.
Answers: 1
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