Answer:
inches per week
Step-by-step explanation:
This is a very simple ratio problem. Basically,
<em>If
inches in
week, then HOW MANY INCHES (let it be x) in 1 week???</em>
<em />
We set up two ratios and cross multiply and solve for x:

So average rate at which the water level changed every week is 5/6 inches per week.
Answer:
Midsegment of a Triangle Theorem
Step-by-step explanation:
Midsegment of a Triangle Theorem can be used to fill in the missing reason.
What is x equal to? We would have to find the actual value to compare. No variable.