[tex]\qquad\qquad\huge\underline{{\sf Answer}}[/tex]
[tex] \textbf{Let's calculate its volume :} [/tex]
- [tex] \textsf{V = Area of Triangle × Height } [/tex]
- [tex] \sf{V = \dfrac{1}{2}\cdot 3 \cdot 7\cdot 5} [/tex]
- [tex] \sf{V= \dfrac{105}{2}} [/tex]
- [tex] \textsf{V = 52.5 ft³} [/tex]
[tex] \textbf{Volume if the prism is 52.5 ft³} [/tex]