Square roots are factors of numbers that multiply by themselves to make a new number. In order to figure out the square root of a number, you have to look at the number inside the square root sign, and think to yourself, "What number times itself gives me the number in the symbol?" For example, if you're finding the square root of 25, you should think ? x ? = 25,...
Square Roots and Radicals
A square root is defined as a number which when multiplied by itself gives a real non-negative number called a square.
A square root is best defined using geometry where, considering a square (which is a four sided polygon whose sides are all equal), a square root is defined as the length of the diagonal of this square (a diagonal is a line drawn from one...