-ar, -er, and -ir are verb endings. The verbs listed all end in -ar, thus they are -ar verbs.
Some examples of -er and -ir verbs would be:
-er
· beber (to drink)
· comer (to eat)
· hacer (to do)
-ir
· dormir (to sleep)
· venir (to come)
· vivir (to live)
Answer:
-ar verbs
