It's 9. (I don't use inches in Canada but I made everything in inches so hopefully it helped)
Answer:
B) 3√2
Step-by-step explanation:
FH = √GH²+FG² = √18 = 3√2
Option C: 
Option D: 
Option F: 
Solution:
Given expression: 
To find which expression is equivalent to the given expression.
Let us solve this using exponent rule: 
Option A: 

It is not equivalent expression.
Option B: 

It is not equivalent expression.
Option C: 

It is equivalent expression for the given expression.
Option D: 

It is equivalent expression for the given expression.
Option E: 

It is not equivalent expression.
Option F: 

It is equivalent expression for the given expression.
Hence
are the equivalent expressions.
Option C, Option D and Option F are correct answers.
Answer:
48 ft cubed or 576 in cubed
Step-by-step explanation:
The volume of the water is 2304 in cubed. you multiply 12 in by 24 in by 8 in.
the rock makes the water go up 2 in. You then multiply 12 in by 24 in by 10 in. This will equal 2880 in cubed.
2880-2304=
576 in. cubed or 48 ft. cubed
i hate how we're forced to type something.