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1. A triangle has side lengths 2.02 cm, 3.570 cm, and 4.1 cm. What is the perimeter of this triangle to the correct number of significant digits? 9.69 9.690 9.7 10 2. Which of these measurements is the most precise? 4 m. 127 mm. 1.3 km. 5.14 cm 3. A rectangle has a length of 4.2 feet and a width of 7.36 feet. ................
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