The side of an equilateral triangle decreases at the rate of 1 inch per second. When the area is 100 square inches, how is the area changing?

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter12: Quadratic Functions
Section12.6: Solving Problems Involving Quadratic Equations
Problem 1.1E
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The side of an equilateral triangle decreases at the rate of 1 inch per second. When the area is 100 square inches, how is the area changing?
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