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6-106.

Find the perimeter and area of each figure made of algebra tiles below.

  1. Remember, the small square is a unit tile, which is a square.

    The dimensions have been placed on the algebra tiles for you.

    units

  1. Looking at the algebra tiles below, do you understand why the length of one side is labeled ?

    Since part of the side with length touches the unit tile, the side that is included in the calculation of the perimeter is .

  1. Refer to parts (a) and (b).