Advanced Placement (AP), 16.04.2020 01:47 sarahhmao

An 80 metre cable is suspended between 2 poles forming a parabola shape (the end-points of the cable are attached to the top of the poles). The vertex of the parabola is 20 metres above ground and both the poles are 50 metres tall. How far apart are the 2 poles?

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An 80 metre cable is suspended between 2 poles forming a parabola shape (the end-points of the cable...