3.1K views | Happy Pi Day! The number pi, or π, is a ratio equal to...
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3.1K views | Happy Pi Day! The number pi, or π, is a ratio equal to...
Science News Explores. . Happy Pi Day! The number pi, or π, is a ratio equal to the circumference of a circle divided by the circle’s diameter. That comes out to about 3.14159. This is true for circles of all sizes, from pennies to pizzas to planets. Pi is an irrational number. The exact value of pi is impossible to write out because the ...
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