Is it possible to form a triangle with these given lengths: 11mm, 21mm, 16mm?

Why did the ice arena get so hot after the big game (this is math related google it to find the paper

Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours

Which of these triangle pairs can be mapped to each other using a single translation? cof hn