Answer:
Step-by-step explanation:
we know that
----> by Intersecting Chords Theorem
substitute the given values
solve for x
y=8/(P+q+4)
we can find out that three items have y
so we can get them together Py+qy+4y=8
next(P+q+4)y=8 so y=8/(p+q+4)
13
104×7=728
728÷56=13