There is a theorem that said that the ratio of lengths of chords at point of intersection are the same.
I think the relationship would be X/W = Y/Z
hope this helps
X= 45, you would place 15 into y's place, which would give you x-15= 30... then you would add 15 to both sides, which would give you x=45<span />
Answer:Where is the graph?
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I <em>believe </em>it would be 4:7 books (the 4 new ones : the 7 older books).
Hope this helps!
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the price is approximately $12.75
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