Respuesta :

pavani2002

Answer:

look at the photo

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Ver imagen pavani2002
davidmaharjan62

Answer:

hope it help u

Step-by-step explanation:

[tex]volume \: of \:triangular \: prism = \frac{1}{2} b \times h \times h \\ = \frac{1}{2} \times 9 \times 9 \times 12 \\ = 486ft {}^{3} [/tex]