Diagnose a missing face — page 1
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Practice question

  1. A closed box measures 5 cm by 2 cm by 3 cm. Eva adds five face areas and gets 52 cm², omitting one 5-by-2 face. Explain the error and find the correct surface area.

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Common Core connections

Source labels: 6.G.A.4. Review the learning goals below to check the fit for your class.

  • 6.G.A.4 — Surface area using nets

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