Sort 17
Identify how the prefixes quadr-, tetra-, quint-,
pent- and dec- influence the meaning of words
quadr-
tetra-
quint-
pent-
dec-
quadrant
quadrangle
quadruplets
quadruped
quadrennial
tetralogy
tetrarchy
tetrapod
quintuplets
quintessence
quintessential
pentangle
pentathlon
pentathlete
pentarchy
pentad
decathlete
decimate
decathlon
Sort 17
prefix quadr- and tetra- means “four”
prefix pent- means “five”
prefix dec- means “ten”
Some of these sort words no longer carry the
numerical meaning of the prefix