- #1
Boogeyman
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Homework Statement
A circular disc has a radius of (10 +/- 0.2)cm. Determine the percentage error in the determination of its circumference.
The Attempt at a Solution
I know that percentage error is found by absolute error divided by measurement x 100. The absolute error here is 0.2cm, and the measurement is 10cm. But what do I have to do with circumference?