That's really the square root of 9. Look at the word "square root." What do you see?
There are two words:
square - which is a shape I am sure you are familiar with.
root - which has many meanings. In this case, it is talking about one side of the square.
So cut out 9 pieces of equally sized square papers. Then lay them out into the biggest square you can. How many pieces of paper are on each side of the square?
There's your answer. Post it and we'll let you know if you are right.
What is the answer to radical nine?
3 answers
Right.
You got it.