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Problem 826

Find the surface area of a cube when each edge is of length a) \(1 ;\) b) 2 .

Expert verified

The surface area of a cube with edge length \(1\) is \(6\) square units, and the surface area of a cube with edge length \(2\) is \(24\) square units.

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Chapter 48

Find the lateral area and the total surface area of a rectangular solid in which the dimensions of the base are 5 in. and 4 in. and the length of the altitude is 3 in.

Chapter 48

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Chapter 48

In the rectangular solid shown, \(\underline{D A}=4\) in. \(\underline{D C}=3\), and \(\underline{\mathrm{GC}}=12\). (a) Find the length of \(\underline{\mathrm{CA}}\), a diagonal of the base \(\mathrm{ABCD}\). (b) Using the result found in part (a), find the length of \(\underline{G A}\). a diagonal of the solid. (c) If \(\underline{\mathrm{DA}}=\ell, \underline{\mathrm{DC}}=\mathrm{w}\), and \(\underline{\mathrm{GC}}=\mathrm{h}\), represent the length of

Chapter 48

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Chapter 48

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