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Allen built these figures using triangular tiles. What would
be the perimeter of the tenth figure?
10 units
12 units
21 units
30 units

Allen built these figures using triangular tiles What would be the perimeter of the tenth figure 10 units 12 units 21 units 30 units class=

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Answer:

The first one 10 units would be the perimenter of the tenth figure.
10 units is the answer i believe