When something combines the other is said to be complementary.
Step-by-step explanation:
Complementary is mainly referred to as combination , that is, when one component goes along with the other. One of the day to day example of a complementary good is bread and butter because bread goes along with butter and thus it makes a good combination.
Complementary in English Grammar means to develop a link . In English Grammar complement falls under a clause. There are three type of complements such as subject complement, object complement as well as adjective complement.