Crossword clues for 90-degree angles 4 letters:SINEIt's 1 for a 90-degree angleELLS90-degree anglesELLS90-degree angle formationsLBAR90-degree angle ironELL90-degree angleELL90-degree angle's shapeELL90-degree angle creatorABEAMAt 90-degree angles, nauticallyLBARSConstruction beams with 90-degree anglesACUTELike less-than-90-degree anglesELLPipe with a 90-degree angleOBTUSEGreater than 90 degrees, as an angleOBTUSELike an angle greater than 90 degreesACUTEBetween 0 and 90 degrees, as an angleACUTEAngle less than 90 degreesACUTELike angles less than 90 degreesACUTEUnder 90 degrees, as an angle.OBTUSELike angles between 90 and 180 degreesACUTEAngle between 0 and 90 degreesACUTELike angles measuring less than 90 degreesACUTEAngle that's smaller than 90 degreesOBTUSEAngle that's greater than 90 degreesACUTELike an angle that's less than 90 degrees