The length l of a rectangle is decreasing at a rate of 1 cm/sec, while its width w is increasing at the rate of 3 cm/sec. Find the rates of change of the perimeter and the length of one diagonal at the instant when l = 15 cm and w = 6 cm.
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Home » Mathematics » The length l of a rectangle is decreasing at a rate of 1 cm/sec, while its width w is increasing at the rate of 3 cm/sec. Find the rates of change of the perimeter and the length of one diagonal at the instant when l = 15 cm and w = 6 cm.