Answer:
Im sorry i dont know what im supposed to be answering
step-by-step explanation:
Answer:
The volume of the prism is 
Step-by-step explanation:
we know that
The volume of the prism is equal to

where
B is the area of the triangular base
L is the length of the prism
we have

<em>Find the area of the base B</em>
The area of a equilateral triangle is equal to


substitute

40 mile radius covers 10 times more than 4 mile radius