Crossword clues for the word: PLANEGEOMETRY The word PLANEGEOMETRY has appeared as an answer to at least 11 crossword clues on different crossword puzzles. Crossword clues for PLANEGEOMETRY Showing 1 to 11 of 11 results Clue(s) "Euclid's ""elements""?" "First subject in Euclid's ""Elements""" "Subject in Euclid's ""Elements""" Course for a carpenter? Handyman's favorite math course? Math class for airline employees? Mathematics branch Study that lacks depth? Subject of a Euclidean treatise Subject with no depth? Two-dimension math