Question

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.

Answer 1

5

Explanation:

Since a line splitting a chord that goes through the circle and is perpindicular to that chord is always the midpoint.

5x-7 = 18

5x = 25

x = 5

Answer 2

The answer to question and to the value of x is 5