Pi symbol with the sum formula π =  etc inside the symbol to celebrate Pi Day and for math and science concepts.

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Pi symbol with the sum formula π =  inside the symbol to celebrate Pi Day of the century on and for teachers, professors, math lovers, schools. Fun graphic image on pastel squares. Part of a series.

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Size: 5000px × 4793px
Photo credit: © Marianne A. Campolongo / Alamy / Afripics
License: Royalty Free
Model Released: No

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