charisaramsey
charisaramsey
06.12.2019 • 
Mathematics

Apattern of letter arrangements begins with the 3 steps below. first continue the pattern for 3 more steps:

1. a
2.aba
3.abcba
4.
5.
6.

how many letters are in each step above?

how many letters do you think there will be in step 10?

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