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12-94.

Garland is having trouble with the copy machine.  He is trying to copy a triangle with an area of square units and a perimeter of units. 

  1. After he presses the button to copy, Garland notices the copier’s zoom factor (the linear scale factor) is set to .  What are the area and perimeter of the resulting triangle?

    The area increases by a factor of .

    units

  2. Now Garland takes the result from part (a) and accidentally shrinks it by a linear scale factor of   What are the area and perimeter of the resulting triangle? 

    Divide the perimeter of part (a) by .