How many letters does the top answer for “having an obtuse angle; as, an obtuse-angled triangle.” have?

The most common answer is obtuseangled (12 letters).

Crossword clue: having an obtuse angle; as, an obtuse-angled triangle.

2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

obtuseangled 12 letters web-def

Having an obtuse angle; as, an obtuse-angled triangle.

obtuseangular 13 letters web-def

Having an obtuse angle; as, an obtuse-angled triangle.