SOLUTION: There are 3n-1 square tiles in the nth figure. Is there a figure that has exactly 509 square​ tiles? If​ so, which​ one? Figure number _ has 509 square tiles.

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Question 1158290: There are 3n-1 square tiles in the nth figure.
Is there a figure that has exactly 509 square​ tiles? If​ so, which​ one?
Figure number _ has 509 square tiles.
Answer by ikleyn(52799) About Me  (Show Source):
You can put this solution on YOUR website!
.

    3n - 1 = 509

    3n     = 509 + 1 = 510

     n               = 510/3 = 170.    ANSWER

Solved.