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9 Cards in this Set
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perimeter

The distance AROUND the edge or RIM of a figure.


array

An arrangement that shows things in rows and columns. Often used as a model for multiplication problems.


translation

SLIDING a figure in any direction.


reflection

FLIPPING a figure over a line.


rotation

TURNING a figure around a point.


mean

AVERAGE. Found by adding all of the numbers in a set together and dividing the sum by the number of numbers in the set.


median

The MIDDLE number. Found by first putting the numbers in order, then finding the number in the middle.


mode

The number found MOST often in a set of numbers.


difference

The answer to a SUBTRACTION problem.
