Question

Two circumferences that intersect in A and B, are drawn. From P two lines are drawn, they pass through A and B, respectively. Find x if DF - CE = 40. Circumferences have the same radius.

Answer 1

Any help

Answer 2

seems interesting let me try..

Answer 3

thanks

Answer 4

is x same as PC?

Answer 5

what is x??

Answer 6

1/2 (AB -CE) = X
1/2 (DF -AB) = X (Both by secant secant theorem) so adding

1/2 (DF -CE) = 2X
20 = 2X
X=10