OpenStax, Algebra and Trigonometry 2e §12.3 The Parabola · Exercise 72 · Geometry · Conic sections
The Parabola · Exercise 72
If the arch from the previous exercise has a span of 160 feet and a maximum height of 40 feet, find the equation of the parabola, and determine the distance from the center at which the height is 20 feet.
This exercise builds on another exercise in its source book, which isn't shown here.
OpenStax, Algebra and Trigonometry 2e · §12.3 The Parabola · Exercise 72
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