Study circle C, where diameter AB is perpendicular to chord MN at point O.
The diagram as described in the text.


If MO = 5x − 7 and NO = 18, what is the value of x?
Enter the correct value.

Study circle C where diameter AB is perpendicular to chord MN at point O The diagram as described in the text If MO 5x 7 and NO 18 what is the value of x Enter class=