lennyy1460 lennyy1460

30-11-2021
Mathematics

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The length of a rectangle is increasing at a rate of 7 cm/s and its width is increasing at a rate of 3 cm/s. When the length is 11 cm and the width is 5 cm, how fast is the area of the rectangle increasing?

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rspill6 rspill6

30-11-2021

Answer: 89 cm^2/minute

Step-by-step explanation:

Initial Area: 11 x 5 = 55 cm^2

Area after 1 minute: 18 x 8 = 144 cm^2

The area of the triangle is increasing by

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