Brain › Science: MathematicsWhat's the square root of 49?74129AnswerThe correct answer is A) 7.More Science: Mathematics questionsWhat is the equation for the area of a sphere?Who proved Fermat's Last Theorem?What is the name of a nine sided polygon?What is a polygon with eight sides called?Which of the following famous mathematicians died in a duel at the age of 20?What is the fourth digit of π?Play Brain · Practice