A rectangle has a constant area of 200 square meters and its length L is increasing...

 

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A rectangle has a constant area of 200 square meters and its length L is increasing at the rate of 4 meters per second. a. Find the width W at the instant the width is decreasing at the rate of 0.5 meters per second. b. At what rate is the diagonal D of the rectangle changing at the instant when the width W is 10 meters? A rectangle has a constant area of 200 square meters and its length L is increasing at the rate of 4 meters per second. a. Find the width W at the instant the width is decreasing at the rate of 0.5 meters per second. b. At what rate is the diagonal D of the rectangle changing at the instant when the width W is 10 meters?

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Lets denote the width of the rectangle as W and the diagonal of the rectangle as D Given that the ar... View the full answer