What is the square root of 324?
Answers.
A) A)18
B) B)9
C) C)45
D) D)62
E) E)81
A square root of a number is a number times itself equals the original number.   Ex) The square root of 81 is 9 because 9 times itself(9) equals the original number(81).   18*18= 
<gadget id="calculator">18*18</gadget>
<output>324</output>
324   324 divided by x= 18   x=18   (18) 18
<result>A</result>
What is the square root of 324?