Lumos StepUp High School Algebra 1 - Mathematics Practice test + Workbook Choosing an Appropriate Level of Accuracy for Measurements

Lumos StepUp High School Algebra 1 - Mathematics Practice test + Workbook Choosing an Appropriate Level of Accuracy for Measurements

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A manufacturing engineer is estimating the area of a cross section of a hydraulic cylinder. The diameter of the cylinder is \(4.5\; {\rm cm}\), rounded to the nearest half centimeter. What is the minimum area of the cross section? Use \( \pi =3.14\) in your calculations.

Do not include units and round your answer to the nearest three decimal places.