angulation vs mensuration

angulation and mensuration both are nouns.

Word	Noun	Adjective	Verb	Adverb
angulation	Yes	No	No	No
mensuration	Yes	No	No	No

As nouns, mensuration is a hypernym of angulation; that is, mensuration is a word with a broader meaning than angulation:

angulation: the precise measurement of angles
mensuration: the act or process of assigning numbers to phenomena according to a rule

Other hypernyms of angulation include measure, measurement, measuring.

angulation (noun)	mensuration (noun)
the act of making angulate (having corners)	the act or process of assigning numbers to phenomena according to a rule
the precise measurement of angles