(I just did this quiz lol)
Answer:
42 yards
Step-by-step explanation
we know that
The volume of the triangular prism is equal to
where
B is the area of the triangular base
H is the height of the prism
Convert 9 Ft to yd
Remember that
1 ft=1/3 yd
9 ft=9*(1/3)=3 yd
Find the area of the base B
we have
substitute the values in the formula
v=BH
v=(6)(7)=42 yd