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How do i find the answer about study? What is the wavelength (in mm) of 5 million Hz ultrasound as it travels through human tissue? When will the sunset? A cube has sides of length 2m. B is at the center of one face, and A is an opposite vertex. Find the distance from A to B.? Should i go for an Engineering degree even thought i didn`t do any math or informatics in high school ? Can i catch up ?