30 Dec 2014 Home » Trivia Crack » What is the square root of 121? What is the square root of 121? Posted in Trivia Crack By emoji On December 30, 2014 Question: What is the square root of 121? Choices: 10 11 21 13 Correct answer: 11 Post Views: 183 Related Posts Where was Lukas Podolski born? What year did the Second World War start? Who composed the music of the opera ‘The Magic Flute’?