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Homework Help: Your help is needed on this question lil to hard for me

  1. May 13, 2004 #1
    Heres the question .... your help is greatly needed and appreciated ...

    Markita wants to fence a rectangular plot of land along side the shore of a lake. Only 3 sides must be fenced, since the lake will form teh lake will form teh fourth side. Markita had 100m of fencing, and she wants the plot of land to have an area of 500m^2 (squared). Find teh demensions of the plot of land, to the nearest tenth of a metre. Expalin and justify your solution.

    Theres thequestion , lmk what u can do to help me out ... Thx
  2. jcsd
  3. May 13, 2004 #2
    basically, we know that 2a+b=100, meaning that the 2 sides opposite each other (that are also equal) plus the third side will equal 100 feet of fencing.
    We also know that ab=500, as the area of a rectangle is found by multiplying adjacent sides. Solve the system.
  4. May 13, 2004 #3
    Gah! Please don't triple post either!

  5. May 13, 2004 #4
    woah now... spamming...
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