# Measurement, Percent Uncertainty and Significant Figures

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Determine the percent uncertainty in theta and in sin(theta) when:

a) theta = 15Â° +/- 0.5Â° answ: 3% and 3% (???)

b) theta = 75Â° +/- 0.5Â° answ: 0.7% and 0.2% (???

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#### Solution Preview

Thanks for letting me work on your questions. Here are my answers:

a) percent uncertainty in theta=0.5/15=3.33%, so you are right in this ...

#### Solution Summary

The solution determines measurement, percent uncertainty and significant figures.

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