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The base of a triangle is shrinking at a rate of 9 cm/s and the height of the triangle is increasing at a rate of

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The base of a triangle is shrinking at a rate of 9 cm/s and the height of the triangle is increasing at a rate of 9 cm/s. Find the rate at which the area of the triangle changes when the height is 13 cm and the base is 14 cm. Provide your answer below: The rate of change of the area of the triangle is cm /s

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