M missa0312 New member Joined Mar 5, 2006 Messages 21 Apr 30, 2006 #1 Suppose a secant line L intersects a circle at points A and B, and another secant M intersects the same circle at points C and D. Futher suppose that L and M are parallel. Show that AC=BD. (Note: there are 2 possible configurations here.)

Suppose a secant line L intersects a circle at points A and B, and another secant M intersects the same circle at points C and D. Futher suppose that L and M are parallel. Show that AC=BD. (Note: there are 2 possible configurations here.)

H Hockeyman Junior Member Joined Dec 8, 2005 Messages 79 Apr 30, 2006 #2 What are AC and BD? Are they arcs? Not sure what you mean.

H happy Full Member Joined Oct 30, 2004 Messages 466 Apr 30, 2006 #5 missa0312 said: AC and BD are diagonals. Click to expand... Don't flood the board without SHOWING any work.

missa0312 said: AC and BD are diagonals. Click to expand... Don't flood the board without SHOWING any work.