NO!
it is not descibing anything in any way, shape, or form!
An adjective cannot be the direct object of a noun or pronoun.
The word "meet" is not an adjective and cannot be used as an adjective.
The word entire is an adjective. It cannot be a pronoun or verb.
"V" cannot be used as an adjective because it is a letter. An adjective is a word that describes a noun.
It cannot be a coordinate (paired) adjective because it is not an adjective -- the word never is an adverb. The adjective form (no) might be used as a coordinate adjective, as in little or no time.
No. Afloat is an adjective. It cannot be a preposition.
No. Perpendicular is an adjective. It cannot be a preposition.
No. Necessary is an adjective. It cannot be a preposition.
An adjective can only modify a noun, pronoun, or noun phrase. It cannot modify a verb, adverb, adjective, or other part of speech...or it would not be acting as an adjective.
No, the word I is the first-person singular personal pronoun, nominative case.It cannot be used as an adjective, to modify a noun. The related possessive adjective is my.
They are not - mainly because there is no such thing as a rectangular. "Rectangular" is an adjective, not a noun and therefore a rectangular, by itself, cannot exist.They are not - mainly because there is no such thing as a rectangular. "Rectangular" is an adjective, not a noun and therefore a rectangular, by itself, cannot exist.They are not - mainly because there is no such thing as a rectangular. "Rectangular" is an adjective, not a noun and therefore a rectangular, by itself, cannot exist.They are not - mainly because there is no such thing as a rectangular. "Rectangular" is an adjective, not a noun and therefore a rectangular, by itself, cannot exist.
No. Your is a possessive adjective. It means of or belonging to you. It cannot be a conjunction.