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OpenStudy (lovelyharmonics):
semi ellipse's
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OpenStudy (lovelyharmonics):
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 58 ft and the vertical clearance must be 29 ft at a point 21 ft from the center. Find an equation for the ellipse.
OpenStudy (lovelyharmonics):
|dw:1399675489083:dw|
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