Crossword clues for X's 4 lettersAnswerClueTENSX, X, XMCCLXXV x X x VMCDLCXLV x XAREAFor a triangle, it's .5 x base x heightCLXVXI x III x VMMIXXLI x VII x VIIIHOPChain with a "2 x 2 x 2" breakfast comboOCHODos x dos x dosMMCM(D x IV) + (C x IX)MMCLCCXV x XCCCLXXXV x XCDLVVII x XIII x VDVIIXIII x XIII x IIIANONLike Mr. X, but not Malcolm XMMDLCCLV x XMCLXCXVI x XMDLXXXXIX x XX x IIZEROThe "x" in Euler's Identity: e^(i*pi) + 1 = xIHOPEatery with a "Two x Two x Two" optionAREA1/2 x base x height, for a triangleDCIXCCIII x IIIDANAThe X-Files partnerNIKECompany that sued Lil Nas X over his "Satan Shoes"MPAAOrg. that gave "The Canterbury Tales" (1972) an XDANAAgent Scully of The X-FilesSQYD3 ft. x 3 ft. = 1 ___AREAWidth X length calculationRAMPLaunch point at the X GamesELONMusk of XXXXXX man MuskCORAWitherspoon of "Madame X"AREAWidth x length, for a rectangleAREAL x WSPEXX-Ray ___ (novelty catalog offering)TRIOSextet X .5MALEBorn with X and Y chromosomesSPOTWhat X marks (with "the")SPOTWhat an "X" may markSKISPair used in some X Games eventsUFOSTopics of some X-filesEERYLike an "X-Files" episodeAXISX, Y or Z, for exampleXXXXX head, familiarlyXXXXX, at timesAREALength x widthKISSX before a signature, perhaps?ALEXThe Autobiography of Malcolm X co-author HaleyCHISGreek X'sUFOSThe X-Files subjectsAREALengh x width