You are to measure the area of a flat rectangular surface using a meterstick. The measured dimensions of the surface are 19.6 cm ± 0.1 cm by 32.3 cm ± 0.1 cm. (Calculate your answers using the propagation of errors described in Appendix C.) (a) What is the area of this surface? (b) What is the uncertainty due to measurement errors on this area?

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Estimate of calculation