Respuesta :

we know that the perimeter is the sum of all the sides, therefore:

[tex]\begin{gathered} P=10+9+3+\sqrt{7^2+9^2} \\ P=22+\sqrt{49+81} \\ P=22+\sqrt{130} \\ P=22+11.4=33.4 \end{gathered}[/tex]

Therefore the answer is D. 33.4 units

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