Determine the percentage uncertainty in the area of a square that is 6.08 (+/-) 0.01 m on a side. Date of Exam November 2018 Subject Mathematics, Surveying and Transportation Engineering Problem Determine the percentage uncertainty in the area of a square that is 6.08 ± 0.01 m on a side. A. 0.27% C. 0.26% B. 0.25% D. 0.29% Answer Key Click here to show or hide the answer key [ A ] Solution Click here to expand or collapse this section Area in three significant figures: A=6.082=37.0 m2 Amax=(6.08+0.01)2=37.1 m2 Amin=(6.08−0.01)2=36.9 m2 Hence, A=37.0±0.10 m2 Percentage uncertainty=0.1037.0×100% Percentage uncertainty=0.27 ← answer Category Algebra Percentage Percentage Uncertainty Degree of Accuracy Degree of Uncertainty Log in or register to post comments