## Around the Corner

The steel girders being used to construct a building are 27 feet long. One of the corridors the girders are to be carried down has a 90° turn at the end. The width of the hall before the turn is 8 feet.

The steel girders being used to construct a building are 27 feet long. One of the corridors the girders are to be carried down has a 90° turn at the end. The width of the hall before the turn is 8 feet.

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A corresponding lesson plan: http://www.iitgn.ac.in/mcm/cd/Mathematical%20Modelling%20Handbook/pdf/08_Narrow_Corridor.pdf

Of particular interest: The Teacher’s Extension on the final page.