Answer
$130 \text{ cm}^2$
Work Step by Step
Convert by multiplying $\dfrac{6.5 \text{ cm}^2}{1 \text{ in.}^2}$ to obtain:
$\require{cancel}
=20 \cancel{\text{ in.}^2} \cdot \dfrac{6.5 \text{ cm}^2}{1 \cancel{\text{ in.}^2}}
\\=20(6.5) \text{ cm}^2
\\=130 \text{ cm}^2$