Read the following sentence and find the adjective:
Where are my books?

​A possessive adjective indicates possession or ownership.
It suggests the belongingness of something to someone/something.
Some of the most used possessive adjectives are my, his, her, our, their, your.
All these adjectives always come before a noun. Unlike possessive pronouns, these words demand a noun after them.
Examples:
My car is parked outside.
His cat is very cute.