triangular vs angular

triangular and angular both are adjectives.

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

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