Homework Help: geometry

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

Answer this Question

Related Questions

geometry - for that some problem: A board that is 12 feet long must be cut into ...
geometry - A board that is 12 feet long must be cut into 2 pieces that have ...
geometry - A board that is 19 feet long must be cut into two pieces that have ...
geometry - a 10-inch-long board is cut into two pieces that have lengths in the ...
Math- Geometry - A board 20 feet long is cut into two boards with lengths in ...
math - Moulding comes in four different lengths. Jesse needs to cut four pieces ...
Math - 12 pieces each 13 3/8 inches long need to be cut from a board 16 feet ...
Agebra - A 12ft. board is cut into two pieces so that one piece is 8 ft. longer ...
word problems math - Laura wants to cut a board into three equal pieces. The ...
algebra - Nakia cut a board of 30ft long into 2 pieces. The ratio of the legnths...

For Further Reading

First Name:
School Subject:
Answer: