Answer
G) $x^{3} +6x^{2}+9x+4$
Work Step by Step
To find the area of the figure, simply multiply all 3 dimensions by each other and simplify.
$(x+1)(x+1)(x+4)$
$(x^{2}+2x+1)(x+4)$
$x^{3}+2x^{2}+x+4x^{2}+8x+4$
$x^{3}+6x^{2}+9x+4$
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