Question

A semi-elliptical arch rises 20 feet above a channel connecting two lakes. The width of the ellipse measures 50 feet. Write an equation of the ellipse. Let the center of the channel be located at the origin.

Answer 1

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Answer:

x^2/625 +y^2/400 = 1

Explanation:

The semi-major axis is a=25, the semi-minor axis is b=20. The equation is ...

x^2/a^2 +y^2/b^2 = 1

x^2/625 +y^2/400 = 1