Answer:
5 cubic cm
Step-by-step explanation:
[tex]volume = \frac{1}{2} \times 4 \times \frac{5}{2} \\ \\ \hspace{40 pt} = \frac{4 \times 5}{4} \\ \\ \hspace{40 pt}= 5 \: {cm}^{3} \\ [/tex]