Answer:
13
Step-by-step explanation:
I am amusing you are looking for the hypotenuse since this is middle school.
If you have the legs and are looking for the hypotenuse you use the Pythagorean Theorem 
The legs are a and b, and the hypotenuse is c
The work would look like this

extra notes
- I rounded to 13
- If you didn;t know you cancles exponents with roots
so the
is cancled by aka
Hope this helped :)
Answer:
300 points
Step-by-step explanation:
Since we have a constant rate (12.5 points/game), we can find the number of points by setting up a proportion:

Answer:
D) 2
Step-by-step explanation:
5x + 7
8x -3 +2x
5x + 7
10x - 3
7 + 3
10x - 5x
10
5x
2
x
x
2
If im doing right....
100,000*.5=50,000
Then 12,000+50,000=62,000 per year.
-Seth