Mathematics

Mathematics, 24.11.2019 05:31, katiebreon6193

An arched footbridge over a 100-foot river is shaped like half an ellipse. the maximum height of the bridge over the river is 20 feet. find the height of the bridge over a point in the river exactly 25 feet from the center of the river.

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Mathematics, 26.06.2019 12:30, ChessieGiacalone

The capilano suspension bridge in north vancouver is the world's largest and highest footbridge of its kind. the bridge is 140 m long. from the ends of the bridge, the angles of depression of a point on the river under the bridge are 41 degrees and 48 degrees. how high is the bridge above the river, to the nearest metre?

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Mathematics, 18.07.2019 12:00, glydelxc2780

The capilano suspension bridge to north vancouver is the world’s highest footbridge of its kind. the bridge is 140m long. from the ends of the bridge, the angles of depression of a point on the river under the bridge are 41 degrees and 48 degrees. how high is the bridge above the river to the nearest metre?

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Mathematics, 02.08.2019 13:30, saucyboyFredo

The main cable of a suspension bridge forms a parabola modeled by the equation y = a(x – h)2 + k where y is the height in feet of the cable above the road, x is the horizontal distance in feet from the right bridge support, a is a constant, and (h, k) is the parabola’s vertex. what is the maximum and minimum height of the bridge modeled by the equation y = 0.005(x – 60)2 + 8? maximum height = 100 feet and minimum height = 26 feet maximum height = 100 feet and minimum height = 8 feet maximum height = 60 feet and minimum height = 26 feet maximum height = 26 feet and minimum height = 8 feet

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Mathematics, 10.09.2019 17:30, nev322

The riverwalk in san antonio, texas has several arched pedestrian bridges that cross the san antonio river. these arches are the arcs of circles. the distance across the river at this bridge is 150 feet, and the height in the center of the arch, above the water is 30 feet. determine the radius of the circle. note that the diameter of the circle is not 150 feet.

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An arched footbridge over a 100-foot river is shaped like half an ellipse. the maximum height of the...

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