Q4 The length of a rectangle L is increasing at a rate of 8cm/s and its width W is increasing at a rate of 3cm/s. When the length L is 20 cm and the width W is 10 cm, how fast is the area of the rectangle (A=L*W) increasing?

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
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Author:HOUGHTON MIFFLIN HARCOURT
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Q4 The length of a rectangle L is increasing at a rate of 8cm/s and its width W is increasing at a
rate of 3cm/s. When the length L is 20 cm and the width W is 10 cm, how fast is the area of the
rectangle (A=L*W) increasing?
Transcribed Image Text:Q4 The length of a rectangle L is increasing at a rate of 8cm/s and its width W is increasing at a rate of 3cm/s. When the length L is 20 cm and the width W is 10 cm, how fast is the area of the rectangle (A=L*W) increasing?
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