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Mathematics 22 Online
OpenStudy (clamin):

The nth pyramidal number tells how many balls there are in a pyramidal stack that is n layers tall. What kind of pyramid is the stack? a. A golden pyramid b. A Fibonacci pyramid c. A five-sided pyramid d. A four-sided pyramid e. A three-sided pyramid.

OpenStudy (jhannybean):

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OpenStudy (jhannybean):

What would you call this? :D

OpenStudy (clamin):

Is it fibonacci

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