The cable for a certain suspension bridge is modeled by a parabola with vertex (0, 0) at the center of the bridge. At a point that is 150 ft from the center of the bridge, the height of the cable is 30 ft. Which equation represents the height of the cable at a distance x feet from the center?

i need on these three questions. find standard form equation of line perpendicular to y = (2/3)x - 8 that goes through the point

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d. corresponding side lengths in similar triangles are proportional in length.

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i those same problems in math and dont know how to do them

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