Uh, so, you're median is 81 already.
Since the middle two numbers are 82 and 80, you have to add them together and then divide by 2.
However, if you're trying to add a number in, adding 81 as it is would work as well.
Hope this helps!
I think it would be a measuring cup. hope i helped
Answer:
The point where the line crosses the x-axis is called the [x-intercept].
Step-by-step explanation: