Prime Numbers
Mathematics / Number Theory
A prime number is a number that is divisible only by one and by itself. Factors are numbers that can be divided into a number with no remainder. The factors of 18 are the numbers 1, 2, 3, 6, 9, and 18 continue reading this fact

What Are Squares And Square Roots?
Mathematics / Algebra
The mathematical term 'square' comes from the twodimensional shape of the same name. A square shape has the two dimensions of length and width, both exactly the same and at angles of 90 to each other continue reading this fact

How To Calculate The Circumference Of A Circle
Mathematics / Geometry
A circle is what you get if you take a straight line and bend it around so that its ends touch. You can demonstrate this by taking a piece of stiff wire and doing just that: bring the ends of the wire continue reading this fact
