Question: what are some facts about math?
Answer: If you write out pi to two decimal places, backwards it spells "pie". ...  A French word for pie chart is "camembert". ...  The spiral shapes of sunflowers follow a Fibonacci sequence. ...  The Fibonacci sequence is encoded in the number 1/89. ...  A pizza that has radius "z" and height "a" has volume Pi × z × z × a.