What number is squared to equal 81?

Answer 1

A number "squared" is just a number multiplied by itself. So just work up:

1*1=1

2*2=4

3*3=9

4*4=16

5*5=25

6*6=36

7*7=49

8*8=64

9*9=81

Answer 2

Oh, dude, that's an easy one! The number that is squared to equal 81 is 9. Like, you just gotta take the square root of 81, which is 9. It's like basic math, man.

Answer 3

The number that is squared to equal 81 is 9. This is because 9 multiplied by itself (9 x 9) equals 81. In mathematical terms, we would say that 9 is the square root of 81.