EXERCISE 1.3 A ranch has two fenced rectangular areas. Area A has a length of 750 m and width 125 m, and area B has length 400 m and width 150 m. Find (a) area A, (b) area B, and (c) the total area, with attention to the rules of significant figures. Assume trailing zeros are not significant. ANSWERS (a) 9.4 × 10ʻ m² (b) 6 × 10* m² (c) 1.5 × 10% m²

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