Do you have any pictures?
Answer:
31 over 3
Step-by-step explanation:
Answer:
11
Step-by-step explanation:
The axis of symmetry is x=3
Answer:
Option C. 
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
<em>Find the area of the base B</em>

we have

substitute the values in the formula

