A block of gold has length 5.62 cm, width 6.35 cm, and

Chapter 1, Problem 1.44

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A block of gold has length 5.62 cm, width 6.35 cm, and height 2.78 cm. (a) Calculate the length times the width and round the answer to the appropriate number of signifi cant fi gures. (b) Now multiply the rounded result of part (a) by the height and again round, obtaining the volume. (c) Repeat the process, fi rst fi nding the width times the height, rounding it, and then obtaining the volume by multiplying by the length. (d) Explain why the answers dont agree in the third signifi cant fi gure.

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