[tex]\pi=\dfrac{\text{circumference of a circle}}{\text{diameter of a circle}}\\\\\pi=3.14159265359...\\\\\pi\ it's\ irrational\ number\\\\the\ irrational\ number\ is\ real\ number\\\\Therefore\ your\ answer:\\\\\boxed{\text{irrational numbers}}\\\boxed{\text{real numbers}}[/tex]
