algebra

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the gateway arch is the tallest man-made monument found in the united states in St. Louis missouri. The gateway arch can be closely approximated by a parabola, is 630 feet high and 630 feet across at the base.
1) the maintenance crew is doing ht side of the arch, In ordersome work on the arch. The work will be done on the right side of the arch. In order to bring the equipment up the maintenance crew has constructed a temporary ramp from the ground on the left side of the arch to the level where the work will be done on the right side. the ramp has a constant rate of rise of 1:5, which means 1 ft. up for every 5 ft. forward. on the figure below, make a rough sketch of what you think the arch with the ramp would look like.
2) calculate the location on the arch where the work is to be done as mathematically as you can. In your description tell how high off the ground this point will be.

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