2. center 3.circle 4.circumference 5.diameter 6.radius 7.fraction 8.decimal 9. percent 10.experiment 11.integer 12.liketerms 13.rate 14.ration 15.perpendicual 16.parallel 17.slope 18.unitrate 19.probabillity 20.proportion 21.congruent 22.prime 23.composit