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Use the formula: SA = 2lw + 2lh + 2wh

Plug the numbers in and use the Desmos calculator to solve.

1 answer

If we have a rectangular prism with a length of 5 cm, width of 3 cm, and height of 4 cm, we can calculate the surface area using the formula:

SA = 2(5)(3) + 2(5)(4) + 2(3)(4) = 76 cm²

You can verify the calculation by using the Desmos calculator or any other calculator of your choice.
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