OpenStax, Algebra and Trigonometry 2e §12.3 The Parabola · Exercise 71 · Geometry · Conic sections
The Parabola · Exercise 71
An arch is in the shape of a parabola. It has a span of 100 feet and a maximum height of 20 feet. Find the equation of the parabola, and determine the height of the arch 40 feet from the center.
OpenStax, Algebra and Trigonometry 2e · §12.3 The Parabola · Exercise 71
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