Find an Expression for the Perimeter of the Figure $x ^ { 2 } - 9 x + 1$

Multiple Choice

Find an expression for the perimeter of the figure.
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$x ^ { 2 } - 9 x + 1$

A) $x ^ { 4 } - 18 x ^ { 2 } + 2$
B) $x ^ { 2 } - 18 x + 2$
C) $x ^ { 4 } - 36 x ^ { 2 } + 4$
D) $4 x ^ { 2 } - 36 x + 4$