Posted by shannon on Sunday, February 27, 2011 at 7:26pm.
For that problem: A board that is 12 feet long must be cut into 2 pieces that have lengths in a ratio of 3 to 2. Find the lengths of the two pieces.
when answering the question why was it 3/5=x/12? where did the 5 come from?

geometry  Ms. Sue, Sunday, February 27, 2011 at 7:32pm
With a ratio of 3:2, your total is 5. You're figuring 3 parts of 5.

geometry  shannon, Sunday, February 27, 2011 at 7:43pm
but arn't you figuring 2 parts because its cut in two??

geometry  Ms. Sue, Sunday, February 27, 2011 at 7:49pm
Please read my explanation.
http://www.jiskha.com/display.cgi?id=1298850580
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