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Answer :

For this problem, we have a triangular prism and its measurements. We need to determine the volume for the solid.

The volume of a triangular prism can be found with the following equation:

[tex]V=A_{base}\cdot h[/tex]

Where the area of the base, which is the triangular face, can be determined with:

[tex]A_{base}=\frac{\text{ base}\cdot\text{ height}}{2}[/tex]

Applying the given information to both expressions, we have:

[tex]\begin{gathered} A_{base}=\frac{5\cdot9}{2}=22.5\text{ square cm}\\ \\ V=22.5\cdot8=180\text{ cubic cm} \end{gathered}[/tex]

The volume of the triangular prism is equal to 180 cm³.