geometry - help study for final (secant line and circle)

missa0312

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Mar 5, 2006
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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.)
 

Hockeyman

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Dec 8, 2005
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What are AC and BD? Are they arcs? Not sure what you mean.
 

tkhunny

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...here.
 

missa0312

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Mar 5, 2006
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AC and BD are diagonals.
 

happy

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Oct 30, 2004
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missa0312 said:
AC and BD are diagonals.
Don't flood the board without SHOWING any work.
 
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