Respuesta :

TheAnimeGirl

Answer:

528 units^2

solution,

Total surface area:

[tex]2( \frac{1}{2} \times 6 \times 8) + 6 \times 20 + 8 \times 20 + 10 \times 20 \\ = 48 + 120 + 160 + 200 \\ = 528 \: {units}^{2} [/tex]

Hope this helps...

Good luck on your assignment..

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