Algebra Quiz 4

A farmer has an adjustable electric fence that is 100 metres long. He uses this fence to enclose a rectangular grazing area on three sides, the fourth side being a fixed hedge. Find the maximum area he can enclose.

Problem taken from L Bostock and S Chandler, Stanley Thornes Publishers Ltd, 1980.


  • PDF of the solution
  • Xlsx file for calculating the area of polygons and plotting the quadratic function
  • Wolfram Perimeter – Area

      • Video

Leave a Reply

Fill in your details below or click an icon to log in: Logo

You are commenting using your account. Log Out /  Change )

Google+ photo

You are commenting using your Google+ account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )


Connecting to %s