Math Problem Statement
Object
Measured Quantity
Calculated Quantities
Area (cm2)
Diameter (cm)
Circumference (cm)
1
66±1
9.17±
28.8±
2
26±1
5.73±
18.08±
3
31±1
6.28±
19.74±
4
15±1
4.37±
13.73±
5
175±1
14.93±
46.89±
Solution
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Math Problem Analysis
Mathematical Concepts
Geometry
Circle Measurements
Error Propagation
Formulas
Area A = (π * D^2) / 4
Circumference C = π * D
Diameter from Area: D = sqrt(4A / π)
Theorems
Area and Circumference of a Circle
Suitable Grade Level
Grades 9-12
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