angular vs triangular

angular and triangular both are adjectives.

Word	Noun	Adjective	Verb	Adverb
angular	No	Yes	No	No
triangular	No	Yes	No	No

angular (adjective)	triangular (adjective)
having angles or an angular shape	having three angles; forming or shaped like a triangle
measured by an angle or by the rate of change of an angle	having three sides