B because all of the other ones are correct-
I'm in seventh grade. I haven't learned that yet.
try asking your teacher.
Answer:
(-9, 10)
Step-by-step explanation:
The location of the midpoint of a line with endpoint at (
) and (
) is given as (x, y). The location of x and y are:

Given the endpoint (9,8) and Midpoint (0,9), the location of the other endpoint can be gotten from:

Hence the endpoint is at (x2, y2) which is at (-9, 10)
Answer:
25%
Step-by-step explanation:
18/24 passed that reduces 3/4.
So 1/4 didn't pass