Person Walking Away from Spotlight
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The slider moves the person between the spotlight and the wall. The shadow height and its rate of change vary depending on the person's position.
Contributed by: James Che, Brian Alford, and Mani Ramachandran (Torrey Pines High School) (March 2011)
Based on a problem in: J. Stewart, Calculus: Early Transcendentals, 4th ed., Pacific Grove: Brooks/Cole, 1999, p. 257, #10.
Open content licensed under CC BY-NC-SA